Started by timer
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on prd-ubuntu1804-builder-4c-4g-3738 (ubuntu1804-builder-4c-4g) in workspace /w/workspace/usecase-ui-intent-analysis-maven-clm-master
[ssh-agent] Looking for ssh-agent implementation...
$ ssh-agent
SSH_AUTH_SOCK=/tmp/ssh-sgT7TGqotwXo/agent.1600
SSH_AGENT_PID=1602
[ssh-agent] Started.
Running ssh-add (command line suppressed)
Identity added: /w/workspace/usecase-ui-intent-analysis-maven-clm-master@tmp/private_key_9486678251772906218.key (/w/workspace/usecase-ui-intent-analysis-maven-clm-master@tmp/private_key_9486678251772906218.key)
[ssh-agent] Using credentials onap-jobbuiler (Gerrit user)
The recommended git tool is: NONE
using credential onap-jenkins-ssh
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository git://cloud.onap.org/mirror/usecase-ui/intent-analysis
 > git init /w/workspace/usecase-ui-intent-analysis-maven-clm-master # timeout=10
Fetching upstream changes from git://cloud.onap.org/mirror/usecase-ui/intent-analysis
 > git --version # timeout=10
 > git --version # 'git version 2.17.1'
using GIT_SSH to set credentials Gerrit user
Verifying host key using manually-configured host key entries
 > git fetch --tags --progress -- git://cloud.onap.org/mirror/usecase-ui/intent-analysis +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://cloud.onap.org/mirror/usecase-ui/intent-analysis # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
Avoid second fetch
 > git rev-parse refs/remotes/origin/master^{commit} # timeout=10
Checking out Revision ddd7b6f4dbdbba030845a5290b9c240ab5c94aea (refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f ddd7b6f4dbdbba030845a5290b9c240ab5c94aea # timeout=10
Commit message: "CI: Deploy python based Github2Gerrit"
 > git rev-list --no-walk ddd7b6f4dbdbba030845a5290b9c240ab5c94aea # timeout=10
provisioning config files...
copy managed file [npmrc] to file:/home/jenkins/.npmrc
copy managed file [pipconf] to file:/home/jenkins/.config/pip/pip.conf
[usecase-ui-intent-analysis-maven-clm-master] $ /bin/bash /tmp/jenkins2118172706365173873.sh
---> python-tools-install.sh
Setup pyenv:
* system (set by /opt/pyenv/version)
* 3.8.13 (set by /opt/pyenv/version)
* 3.9.13 (set by /opt/pyenv/version)
* 3.10.6 (set by /opt/pyenv/version)
lf-activate-venv(): INFO: Creating python3 venv at /tmp/venv-bbVZ
lf-activate-venv(): INFO: Save venv in file: /tmp/.os_lf_venv
lf-activate-venv(): INFO: Installing base packages (pip, setuptools, virtualenv)
lf-activate-venv(): INFO: Attempting to install with network-safe options...
lf-activate-venv(): INFO: Base packages installed successfully
lf-activate-venv(): INFO: Installing additional packages: lftools 
lf-activate-venv(): INFO: Adding /tmp/venv-bbVZ/bin to PATH
Generating Requirements File
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
httplib2 0.30.2 requires pyparsing<4,>=3.0.4, but you have pyparsing 2.4.7 which is incompatible.
Python 3.10.6
pip 26.0.1 from /tmp/venv-bbVZ/lib/python3.10/site-packages/pip (python 3.10)
appdirs==1.4.4
argcomplete==3.6.3
aspy.yaml==1.3.0
attrs==26.1.0
autopage==0.6.0
backports.strenum==1.3.1
beautifulsoup4==4.14.3
boto3==1.42.73
botocore==1.42.73
bs4==0.0.2
certifi==2026.2.25
cffi==2.0.0
cfgv==3.5.0
chardet==7.2.0
charset-normalizer==3.4.6
click==8.3.1
cliff==4.13.2
cmd2==3.4.0
cryptography==3.3.2
debtcollector==3.0.0
decorator==5.2.1
defusedxml==0.7.1
Deprecated==1.3.1
distlib==0.4.0
dnspython==2.8.0
docker==7.1.0
dogpile.cache==1.5.0
durationpy==0.10
email-validator==2.3.0
filelock==3.25.2
future==1.0.0
gitdb==4.0.12
GitPython==3.1.46
httplib2==0.30.2
identify==2.6.18
idna==3.11
importlib-resources==1.5.0
iso8601==2.1.0
Jinja2==3.1.6
jmespath==1.1.0
jsonpatch==1.33
jsonpointer==3.1.0
jsonschema==4.26.0
jsonschema-specifications==2025.9.1
keystoneauth1==5.13.1
kubernetes==35.0.0
lftools==0.37.22
lxml==6.0.2
markdown-it-py==4.0.0
MarkupSafe==3.0.3
mdurl==0.1.2
msgpack==1.1.2
multi_key_dict==2.0.3
munch==4.0.0
netaddr==1.3.0
niet==1.4.2
nodeenv==1.10.0
oauth2client==4.1.3
oauthlib==3.3.1
openstacksdk==4.10.0
os-service-types==1.8.2
osc-lib==4.4.0
oslo.config==10.3.0
oslo.context==6.3.0
oslo.i18n==6.7.2
oslo.log==8.1.0
oslo.serialization==5.9.1
oslo.utils==10.0.0
packaging==26.0
pbr==7.0.3
platformdirs==4.9.4
prettytable==3.17.0
psutil==7.2.2
pyasn1==0.6.3
pyasn1_modules==0.4.2
pycparser==3.0
pygerrit2==2.0.15
PyGithub==2.8.1
Pygments==2.19.2
PyJWT==2.12.1
PyNaCl==1.6.2
pyparsing==2.4.7
pyperclip==1.11.0
pyrsistent==0.20.0
python-cinderclient==9.9.0
python-dateutil==2.9.0.post0
python-discovery==1.2.0
python-heatclient==5.1.0
python-jenkins==1.8.3
python-keystoneclient==5.8.0
python-magnumclient==4.10.0
python-openstackclient==9.0.0
python-swiftclient==4.10.0
PyYAML==6.0.3
referencing==0.37.0
requests==2.32.5
requests-oauthlib==2.0.0
requestsexceptions==1.4.0
rfc3986==2.0.0
rich==14.3.3
rich-argparse==1.7.2
rpds-py==0.30.0
rsa==4.9.1
ruamel.yaml==0.19.1
ruamel.yaml.clib==0.2.15
s3transfer==0.16.0
simplejson==3.20.2
six==1.17.0
smmap==5.0.3
soupsieve==2.8.3
stevedore==5.7.0
tabulate==0.10.0
toml==0.10.2
tomlkit==0.14.0
tqdm==4.67.3
typing_extensions==4.15.0
urllib3==1.26.20
virtualenv==21.2.0
wcwidth==0.6.0
websocket-client==1.9.0
wrapt==2.1.2
xdg==6.0.0
xmltodict==1.0.4
yq==3.4.3
[usecase-ui-intent-analysis-maven-clm-master] $ /bin/sh -xe /tmp/jenkins9179200563653574159.sh
+ echo quiet=on
Unpacking https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip to /w/tools/hudson.tasks.Maven_MavenInstallation/mvn35 on prd-ubuntu1804-builder-4c-4g-3738
[usecase-ui-intent-analysis-maven-clm-master] $ /w/tools/hudson.tasks.Maven_MavenInstallation/mvn35/bin/mvn -DGERRIT_BRANCH=master -Dsha1=origin/master -DMAVEN_OPTS= -DPROJECT=usecase-ui/intent-analysis -DMVN=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn35/bin/mvn -DGERRIT_REFSPEC=refs/heads/master -DM2_HOME=/w/tools/hudson.tasks.Maven_MavenInstallation/mvn35 -DSTREAM=master "-DARCHIVE_ARTIFACTS=**/*.log **/hs_err_*.log **/target/**/feature.xml **/target/failsafe-reports/failsafe-summary.xml **/target/surefire-reports/*-output.txt
" -DNEXUS_IQ_STAGE=build -DMAVEN_PARAMS= -DGERRIT_PROJECT=usecase-ui/intent-analysis --version
Apache Maven 3.5.4 (1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T18:33:14Z)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn35
Java version: 11.0.16, vendor: Ubuntu, runtime: /usr/lib/jvm/java-11-openjdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "4.15.0-194-generic", arch: "amd64", family: "unix"
[usecase-ui-intent-analysis-maven-clm-master] $ /bin/sh -xe /tmp/jenkins8425342012964490837.sh
+ rm /home/jenkins/.wgetrc
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
SET_JDK_VERSION=openjdk17
GIT_URL="git://cloud.onap.org/mirror"

[EnvInject] - Variables injected successfully.
[usecase-ui-intent-analysis-maven-clm-master] $ /bin/sh /tmp/jenkins9730954514427591421.sh
---> update-java-alternatives.sh
---> Updating Java version
---> Ubuntu/Debian system detected
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64/bin/java to provide /usr/bin/java (java) in manual mode
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64/bin/javac to provide /usr/bin/javac (javac) in manual mode
update-alternatives: using /usr/lib/jvm/java-17-openjdk-amd64 to provide /usr/lib/jvm/java-openjdk (java_sdk_openjdk) in manual mode
openjdk version "17.0.4" 2022-07-19
OpenJDK Runtime Environment (build 17.0.4+8-Ubuntu-118.04)
OpenJDK 64-Bit Server VM (build 17.0.4+8-Ubuntu-118.04, mixed mode, sharing)
JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties file path '/tmp/java.env'
[EnvInject] - Variables injected successfully.
provisioning config files...
copy managed file [global-settings] to file:/w/workspace/usecase-ui-intent-analysis-maven-clm-master@tmp/config13097779225226422369tmp
copy managed file [usecase-ui-intent-analysis-settings] to file:/w/workspace/usecase-ui-intent-analysis-maven-clm-master@tmp/config10485501829512812696tmp
[EnvInject] - Injecting environment variables from a build step.
[EnvInject] - Injecting as environment variables the properties content 
MAVEN_GOALS=clean install

[EnvInject] - Variables injected successfully.
[usecase-ui-intent-analysis-maven-clm-master] $ /bin/bash -l /tmp/jenkins10762634478026157508.sh
---> common-variables.sh
--show-version --batch-mode -Djenkins -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn -Dmaven.repo.local=/tmp/r -Dorg.ops4j.pax.url.mvn.localRepository=/tmp/r
---> sonatype-clm.sh
Apache Maven 3.5.4 (1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T18:33:14Z)
Maven home: /w/tools/hudson.tasks.Maven_MavenInstallation/mvn35
Java version: 17.0.4, vendor: Private Build, runtime: /usr/lib/jvm/java-17-openjdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "4.15.0-194-generic", arch: "amd64", family: "unix"
[INFO] Scanning for projects...
[WARNING] 
[WARNING] Some problems were encountered while building the effective model for org.onap.usecase-ui.intent-analysis:usecase-ui.intent-analysis:jar:16.0.1-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.jacoco:jacoco-maven-plugin is missing. @ line 339, column 21
[WARNING] 
[WARNING] Some problems were encountered while building the effective model for org.onap.usecase-ui.intent-analysis:standalone:jar:16.0.1-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-resources-plugin is missing. @ line 55, column 21
[WARNING] 
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING] 
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING] 
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO] 
[INFO] usecase-ui-intent-analysis-parent                                  [pom]
[INFO] checkstyle                                                         [jar]
[INFO] intent-analysis                                                    [jar]
[INFO] standalone                                                         [jar]
[INFO] 
[INFO] --< org.onap.usecase-ui.intent-analysis:usecase-ui-intent-analysis-parent >--
[INFO] Building usecase-ui-intent-analysis-parent 16.0.1-SNAPSHOT         [1/4]
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ usecase-ui-intent-analysis-parent ---
[INFO] 
[INFO] --- maven-install-plugin:2.4:install (default-install) @ usecase-ui-intent-analysis-parent ---
[INFO] Installing /w/workspace/usecase-ui-intent-analysis-maven-clm-master/pom.xml to /tmp/r/org/onap/usecase-ui/intent-analysis/usecase-ui-intent-analysis-parent/16.0.1-SNAPSHOT/usecase-ui-intent-analysis-parent-16.0.1-SNAPSHOT.pom
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ usecase-ui-intent-analysis-parent ---
[INFO] org.onap.usecase-ui.intent-analysis:usecase-ui-intent-analysis-parent:pom:16.0.1-SNAPSHOT
[INFO] 
[INFO] --- clm-maven-plugin:3.0.3-01:index (default-cli) @ usecase-ui-intent-analysis-parent ---
[INFO] Saved module information to /w/workspace/usecase-ui-intent-analysis-maven-clm-master/target/sonatype-clm/module.xml
[INFO] 
[INFO] -----------< org.onap.usecase-ui.intent-analysis:checkstyle >-----------
[INFO] Building checkstyle 16.0.1-SNAPSHOT                                [2/4]
[INFO] --------------------------------[ jar ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ checkstyle ---
[INFO] 
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ checkstyle ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 3 resources
[INFO] 
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ checkstyle ---
[INFO] No sources to compile
[INFO] 
[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ checkstyle ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /w/workspace/usecase-ui-intent-analysis-maven-clm-master/checkstyle/src/test/resources
[INFO] 
[INFO] --- maven-compiler-plugin:3.1:testCompile (default-testCompile) @ checkstyle ---
[INFO] No sources to compile
[INFO] 
[INFO] --- maven-surefire-plugin:2.12.4:test (default-test) @ checkstyle ---
[INFO] No tests to run.
[INFO] 
[INFO] --- maven-jar-plugin:2.4:jar (default-jar) @ checkstyle ---
[INFO] Building jar: /w/workspace/usecase-ui-intent-analysis-maven-clm-master/checkstyle/target/checkstyle-16.0.1-SNAPSHOT.jar
[INFO] 
[INFO] --- maven-install-plugin:2.4:install (default-install) @ checkstyle ---
[INFO] Installing /w/workspace/usecase-ui-intent-analysis-maven-clm-master/checkstyle/target/checkstyle-16.0.1-SNAPSHOT.jar to /tmp/r/org/onap/usecase-ui/intent-analysis/checkstyle/16.0.1-SNAPSHOT/checkstyle-16.0.1-SNAPSHOT.jar
[INFO] Installing /w/workspace/usecase-ui-intent-analysis-maven-clm-master/checkstyle/pom.xml to /tmp/r/org/onap/usecase-ui/intent-analysis/checkstyle/16.0.1-SNAPSHOT/checkstyle-16.0.1-SNAPSHOT.pom
[INFO] 
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ checkstyle ---
[INFO] org.onap.usecase-ui.intent-analysis:checkstyle:jar:16.0.1-SNAPSHOT
[INFO] 
[INFO] --- clm-maven-plugin:3.0.3-01:index (default-cli) @ checkstyle ---
[INFO] Saved module information to /w/workspace/usecase-ui-intent-analysis-maven-clm-master/checkstyle/target/sonatype-clm/module.xml
[INFO] 
[INFO] ---< org.onap.usecase-ui.intent-analysis:usecase-ui.intent-analysis >---
[INFO] Building intent-analysis 16.0.1-SNAPSHOT                           [3/4]
[INFO] --------------------------------[ jar ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ usecase-ui.intent-analysis ---
[INFO] 
[INFO] --- jacoco-maven-plugin:0.8.14:prepare-agent (prepare-agent) @ usecase-ui.intent-analysis ---
[INFO] argLine set to -javaagent:/tmp/r/org/jacoco/org.jacoco.agent/0.8.14/org.jacoco.agent-0.8.14-runtime.jar=destfile=/w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/target/jacoco.exec
[INFO] 
[INFO] --- maven-checkstyle-plugin:3.3.1:check (onap-license) @ usecase-ui.intent-analysis ---
[INFO] Starting audit...
Audit done.
[INFO] You have 0 Checkstyle violations.
[INFO] 
[INFO] --- maven-checkstyle-plugin:3.3.1:check (onap-java-style) @ usecase-ui.intent-analysis ---
[INFO] Starting audit...
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.event' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:34:5: 'CTOR_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:34:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:35:62: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:40:26: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:40:26: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.event' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:31:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:33:23: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.listener' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:29:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:29:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:30:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:37:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:38:94: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:39:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:39:70: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:40:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:40:82: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:41:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:42:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:42:27: Local variable name 'owner_info' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [LocalVariableName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:44:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:44:27: Local variable name 'handler_info' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [LocalVariableName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:46:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:47:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:49:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:50:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:51:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:52:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:53:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:54:13: 'method def' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ObjectType.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ConditionParentType.java:21:14: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:23:9: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:24:18: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:25:14: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:26:15: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:27:17: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:28:12: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:29:13: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:30:19: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:31:19: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:32:13: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:33:19: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:34:11: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/NotFulfilledReason.java:23: Line is longer than 120 characters (found 138). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/IntentGenerateType.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ContextParentType.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentEventRecord.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:24:17: Member name 'result_code' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'. [MemberName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:26:20: Member name 'result_message' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'. [MemberName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:31:29: Parameter name 'result_code' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:31:49: Parameter name 'result_message' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentInstance.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentInstance.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:25:26: Member name 'result_header' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'. [MemberName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:26:20: Member name 'result_body' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'. [MemberName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:31:39: Parameter name 'result_header' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:31:61: Parameter name 'result_body' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:36:39: Parameter name 'result_header' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:20:1: Extra separation in import group before 'java.util.Date' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:20:1: Wrong lexicographical order for 'java.util.Date' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Condition.java:22:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Condition.java:22:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.OperatorType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:25:31: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:27:37: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:19:1: Wrong lexicographical order for 'javax.persistence.*' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:19:25: Using the '.*' form of import should be avoided - javax.persistence.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:20:1: Wrong lexicographical order for 'java.io.Serializable' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:23:12: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:23:12: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:26:14: Abbreviation in name 'CCVPNInstance' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:28:29: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentGoalBean.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfo.java:23:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfo.java:23:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.NotFulfilledState'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObject.java:21:1: Extra separation in import group before 'lombok.Data' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Context.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Context.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:23:1: Extra separation in import group before 'java.util.LinkedHashMap' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:23:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:26:14: Abbreviation in name 'CLLAssuranceDecisionModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:33: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:38: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:43: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:23:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:31:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:31:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:32:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:36:14: Abbreviation in name 'CLLAssuranceActuationModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:115: Line is longer than 120 characters (found 146). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:118: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:127:26: Abbreviation in name 'getCLLId' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:26:14: Abbreviation in name 'CLLAssuranceKnowledgeModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:37:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:37:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:38:1: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:39:1: Wrong lexicographical order for 'java.util.concurrent.FutureTask' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:44:14: Abbreviation in name 'CLLAssuranceIntentManagementFunction' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:79: Line is longer than 120 characters (found 128). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:84: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:19: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:21: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:23:13: Abbreviation in name 'createAndDeployModifyCLLPolicy' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:25: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:27: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:29:13: Abbreviation in name 'undeployAndRemoveModifyCLLPolicy' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:32: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:33: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:36: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:38: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAPICall.java:29:18: Abbreviation in name 'PolicyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAPICall.java:72: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAuthConfig.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationCallback.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:27:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:31:24: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:24:1: Extra separation in import group before 'com.alibaba.fastjson2.JSONArray' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:24:1: Wrong lexicographical order for 'com.alibaba.fastjson2.JSONArray' import. Should be before 'java.util.LinkedHashMap'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:25:1: Wrong lexicographical order for 'com.alibaba.fastjson2.JSONObject' import. Should be before 'java.util.LinkedHashMap'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:46:27: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:48:77: ';' is preceded with whitespace. [NoWhitespaceBefore]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:53:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:53:26: Abbreviation in name 'getPolicyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:61:17: Abbreviation in name 'setPolicyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:61:48: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:114: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:131: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:134: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:135: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:136: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:137: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:194: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:197: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:239:45: 'typecast' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:240:9: '}' at column 9 should be on the same line as the next part of a multi-block statement (one that directly contains multiple blocks: if/else-if/else, do/while or try/catch/finally). [RightCurlySame]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:242:45: 'typecast' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/ModifyCLLPolicyConstants.java:19:14: Abbreviation in name 'ModifyCLLPolicyConstants' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/IntentConfigPolicyConstants.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:22:1: Extra separation in import group before 'java.util.Map' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:22:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:24:18: Abbreviation in name 'SOService' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:26:9: Abbreviation in name 'createCCVPNInstance' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:21:22: Using the '.*' form of import should be avoided - retrofit2.http.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:23:18: Abbreviation in name 'SOAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:25:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:26:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:33:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:34:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:36:17: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:36:17: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:36:32: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:36:32: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAuthConfig.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAuthConfig.java:26:14: Abbreviation in name 'SOAuthConfig' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:34:1: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'retrofit2.Response'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:35:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'retrofit2.Response'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:36:1: Wrong lexicographical order for 'java.util.HashMap' import. Should be before 'retrofit2.Response'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:37:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'retrofit2.Response'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:38:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'retrofit2.Response'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:39:1: 'CLASS_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:41:14: Abbreviation in name 'SOServiceImpl' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:55:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:63:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:75:17: Abbreviation in name 'setAAIApiCall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:81:9: WhitespaceAround: 'try' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:81:12: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:82:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:87:31: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:92:55: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:92:55: WhitespaceAround: '+' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:96:56: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:97:17: 'if' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:97:17: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:115:9: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:115:10: WhitespaceAround: 'catch' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:126: Line is longer than 120 characters (found 145). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:129: Line is longer than 120 characters (found 132). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:134: Line is longer than 120 characters (found 129). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:148:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:150:42: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:152: Line is longer than 120 characters (found 141). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:169: Line is longer than 120 characters (found 141). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:177: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:189: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:191: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:192: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:205: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:207: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:208: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationEventEntity.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:49: Line is longer than 120 characters (found 131). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:52:14: Abbreviation in name 'MRTopicMonitor' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:66: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:77: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:96: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:105: Line is longer than 120 characters (found 133). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:115: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:145: Line is longer than 120 characters (found 125). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:148:19: Abbreviation in name 'MRConsumerWrapper' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:165: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:185:51: Abbreviation in name 'MRTopicParams' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:185:51: Parameter name 'MRTopicParams' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [ParameterName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:219: Javadoc comment at column 0 has parse error. Details: no viable alternative at input '         *' while parsing JAVADOC_TAG [AtclauseOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:246: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationEventModel.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:40: Line is longer than 120 characters (found 124). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:63:14: Abbreviation in name 'MRTopicParams' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:179:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:179:33: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:180:9: 'if' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:180:9: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:180:31: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:296:9: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:302:13: Distance between variable 'topic' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:27: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:27: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:32: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:32: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:52: WhitespaceAround: '<' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:52: WhitespaceAround: '<' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:328:60: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:334:46: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationCallback.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationCallback.java:18: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationCallback.java:32:14: Abbreviation in name 'DCAENotificationCallback' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:23:14: Abbreviation in name 'DCAENotificationService' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:28:37: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:32:24: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:24:18: Abbreviation in name 'AAIAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:29:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:30:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:31:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:32:13: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:34: Line is longer than 120 characters (found 164). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAuthConfig.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAuthConfig.java:26:14: Abbreviation in name 'AAIAuthConfig' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/AAIService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/AAIService.java:18:18: Abbreviation in name 'AAIService' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentManagementFunctionRegInfo'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:25:9: Abbreviation in name 'insertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:26:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:27:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ComponentNotificationService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ContextService.java:22:1: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetService.java:22:1: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Expectation' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/IntentReportService.java:22:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/IntentReportService.java:22:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.TimeParam'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:29:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:29:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:30:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:23:1: Extra separation in import group before 'lombok.extern.slf4j.Slf4j' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:37:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Intent' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:38:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:39:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:40:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.IntentMapper' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:41:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:42:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationService' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:43:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:44:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.IntentService' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:177:56: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:179:34: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:181: Line is longer than 120 characters (found 169). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:224: Line is longer than 120 characters (found 137). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:21:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:28:48: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.mapper.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:36:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:36:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:50: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:94: Line is longer than 120 characters (found 137). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:96: Line is longer than 120 characters (found 136). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:23:1: Extra separation in import group before 'lombok.extern.slf4j.Slf4j' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:26:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.onap.usecaseui.intentanalysis.service.ConditionService'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:27:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.onap.usecaseui.intentanalysis.service.ConditionService'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:30:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationTarget' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationTargetMapper' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:33:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:34:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationTargetService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:35:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:100: Line is longer than 120 characters (found 123). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:106: Line is longer than 120 characters (found 123). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:130: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:133: Line is longer than 120 characters (found 125). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:135: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:145: Line is longer than 120 characters (found 132). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:183: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:23:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:24:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.FulfillmentInfoMapper' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:25:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:26:1: Wrong lexicographical order for 'lombok.extern.slf4j.Slf4j' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:32:1: Extra separation in import group before 'java.util.Collections' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:32:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:33:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:23:1: Extra separation in import group before 'lombok.extern.slf4j.Slf4j' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:25:1: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.enums.ConditionParentType' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:29:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:30:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ContextMapper' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:32:1: Wrong lexicographical order for 'org.springframework.beans.factory.annotation.Autowired' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:33:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ConditionService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:32:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:32:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:33:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:56:53: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:57: Line is longer than 120 characters (found 172). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:71:13: 'if' construct must use '{}'s. [NeedBraces]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:83: Line is longer than 120 characters (found 132). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:83:120: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:84:26: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:20:1: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Condition' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:29:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:29:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:30:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:23:1: Extra separation in import group before 'lombok.extern.slf4j.Slf4j' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:26:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:27:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Expectation' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:28:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:29:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:30:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationMapper' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:33:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationObjectService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:34:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationTargetService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:35:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:150: Line is longer than 120 characters (found 137). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:151: Line is longer than 120 characters (found 142). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:152: Line is longer than 120 characters (found 123). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:153: Line is longer than 120 characters (found 142). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:26:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.TimeParam' import. Should be before 'org.onap.usecaseui.intentanalysis.common.ResponseConsts'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:40:1: Extra separation in import group before 'java.util.Collections' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:40:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:41:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:42:1: Wrong lexicographical order for 'java.util.StringJoiner' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:43:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:45:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:87: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:131: Line is longer than 120 characters (found 133). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:138:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:139: Line is longer than 120 characters (found 129). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:146:20: Abbreviation in name 'convertToCSV' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:201: Line is longer than 120 characters (found 144). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:21:1: Extra separation in import group before 'lombok.extern.slf4j.Slf4j' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:28:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationObject' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:29:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:30:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationObjectMapper' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationObjectService' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:56: Line is longer than 120 characters (found 128). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:74:9: 'if' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:74:9: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:74:53: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ConditionService.java:22:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/service/ConditionService.java:22:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Condition'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:20:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:25:47: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:27:1: Extra separation in import group before 'java.nio.charset.StandardCharsets' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:27:1: Wrong lexicographical order for 'java.nio.charset.StandardCharsets' import. Should be before 'org.springframework.web.bind.annotation.*'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:42:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:32:47: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:34:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:34:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.web.bind.annotation.*'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:36:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RESPONSE_ERROR' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:37:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:57:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:65:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:69:50: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:71:95: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:88:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:93:95: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:106:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:111:95: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:120:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:26:47: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:28:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:28:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.web.bind.annotation.*'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:29:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.web.bind.annotation.*'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:33:14: Abbreviation in name 'IMFRegInfoController' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:35:23: Abbreviation in name 'IMFRegInfoService' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:35:23: Member name 'IMFRegInfoService' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'. [MemberName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentInstanceController.java:30:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ExpectationTargetMapper.java:32: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentEventRecord'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:25:40: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:25:40: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:30:67: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:30:67: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.apache.ibatis.annotations.Param'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:23:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:23:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:27: Line is longer than 120 characters (found 149). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:24:1: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Intent' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:42:64: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:42:64: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:22:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:22:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentReport'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:22:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:22:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentManagementFunctionRegInfo'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:23:1: 'INTERFACE_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:24:18: Abbreviation in name 'IMFRegInfoMapper' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:25:9: Abbreviation in name 'insertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ConditionMapper.java:24:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/mapper/ConditionMapper.java:24:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Condition'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.Thread' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:23:1: Extra separation in import group before 'java.util.concurrent.*' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:23:1: Wrong lexicographical order for 'java.util.concurrent.*' import. Should be before 'org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:23:28: Using the '.*' form of import should be avoided - java.util.concurrent.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:28:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:50:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:51:53: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.Thread' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:27:1: Extra separation in import group before 'java.util.concurrent.Callable' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:27:1: Wrong lexicographical order for 'java.util.concurrent.Callable' import. Should be before 'org.springframework.context.ApplicationContext'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:38: Line is longer than 120 characters (found 154). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:38:5: 'CTOR_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:38:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:51:9: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:51:10: WhitespaceAround: 'else' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:51:23: WhitespaceAround: '==' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:51:23: WhitespaceAround: '==' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:51:47: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:53:9: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:53:10: WhitespaceAround: 'else' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:61: Line is longer than 120 characters (found 129). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:64:60: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:37:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:37:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:38:1: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:39:1: Wrong lexicographical order for 'java.util.concurrent.FutureTask' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:44:14: Abbreviation in name 'CLLDeliveryIntentManagementFunction' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:79: Line is longer than 120 characters (found 128). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:83: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:24:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:25:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.*' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.*'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:25:52: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.enums.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:36:1: Extra separation in import group before 'java.util.Arrays' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:36:1: Wrong lexicographical order for 'java.util.Arrays' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:37:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:38:1: Wrong lexicographical order for 'java.util.HashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:39:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:40:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:41:1: Wrong lexicographical order for 'java.util.UUID' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:42:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:46:14: Abbreviation in name 'CLLDeliveryActuationModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:47:18: 'static' modifier out of order with the JLS suggestions. [ModifierOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:48:18: 'static' modifier out of order with the JLS suggestions. [ModifierOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:49:18: 'static' modifier out of order with the JLS suggestions. [ModifierOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:98: Line is longer than 120 characters (found 132). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:105:46: WhitespaceAround: '->' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:105:46: WhitespaceAround: '->' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:108:46: WhitespaceAround: '->' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:108:46: WhitespaceAround: '->' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:118:62: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:118:84: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:144:85: '+' should be on a new line. [OperatorWrap]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:151:9: 'if' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:151:9: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:151:36: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:157:1: Line contains a tab character. [FileTabCharacter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:158:1: Line contains a tab character. [FileTabCharacter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:158:9: 'method def modifier' has incorrect indentation level 8, expected level should be 4. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:158:9: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:169: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:175:94: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:177:69: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:182: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:24:14: Abbreviation in name 'CLLDeliveryKnowledgeModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:23:1: Extra separation in import group before 'java.util.LinkedHashMap' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:23:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:26:14: Abbreviation in name 'CLLDeliveryDecisionModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:33: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:38: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:43: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/DataBaseException.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:18:54: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:26:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:26:28: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/IntentInputException.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/exception/ErrorMessage.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:38:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:38:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:39:1: Wrong lexicographical order for 'java.util.*' import. Should be before 'org.springframework.transaction.annotation.Transactional'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:39:17: Using the '.*' form of import should be avoided - java.util.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:83: Line is longer than 120 characters (found 128). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:91:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:103:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:114: Line is longer than 120 characters (found 130). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:114:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:144: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:150:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:161:74: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:162:29: Local variable name 'bFindExpectation' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [LocalVariableName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:163:84: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:21:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:33:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:33:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:34:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:35:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:36:1: Wrong lexicographical order for 'java.util.Locale' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:37:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:55: Line is longer than 120 characters (found 132). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:57: Line is longer than 120 characters (found 179). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:64: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:79:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:85: Line is longer than 120 characters (found 147). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:86: Line is longer than 120 characters (found 155). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:99: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:116:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:116:17: Method name 'UpdateIntentInfo' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9_]*$'. [MethodName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:127:74: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:128:29: Local variable name 'bFindExpectation' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [LocalVariableName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:129:84: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:145: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputActuationModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputActuationModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:25:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:25:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/CommonUtil.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/CommonUtil.java:27:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:19:1: Wrong lexicographical order for 'java.security.cert.CertificateException' import. Should be before 'javax.net.ssl.X509TrustManager'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:20:1: Wrong lexicographical order for 'java.security.cert.X509Certificate' import. Should be before 'javax.net.ssl.X509TrustManager'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:32:1: Extra separation in import group before 'java.io.IOException' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:32:1: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'org.apache.http.util.EntityUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:33:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.apache.http.util.EntityUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:34:1: Wrong lexicographical order for 'java.util.Set' import. Should be before 'org.apache.http.util.EntityUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:36:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.ENCODING_UTF8' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:46:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:47:32: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:47:32: ',' is preceded with whitespace. [NoWhitespaceBefore]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:47:37: ',' is preceded with whitespace. [NoWhitespaceBefore]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:36:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:36:60: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:49: Line is longer than 120 characters (found 142). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:49:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:49:142: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:63:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:63:58: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:69:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:69:98: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:33:1: Extra separation in import group before 'javax.net.ssl.*' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:33:1: Wrong lexicographical order for 'javax.net.ssl.*' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:33:21: Using the '.*' form of import should be avoided - javax.net.ssl.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:34:1: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:35:1: Wrong lexicographical order for 'java.io.BufferedReader' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:36:1: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:37:1: Wrong lexicographical order for 'java.security.SecureRandom' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:38:1: Wrong lexicographical order for 'java.util.concurrent.TimeUnit' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:50:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:56:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:71:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:71:26: Abbreviation in name 'getMSBIAGAddress' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:80:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:102:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:102:36: Abbreviation in name 'getSSLSocketFactory' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:110:31: Empty catch block. [EmptyCatchBlock]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:116:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:43: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:47: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:52: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:57: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:62: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:65:45: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:65:45: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:44:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:44:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:45:1: Wrong lexicographical order for 'java.util.Iterator' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:46:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:47:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:48:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:49:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:54:14: Abbreviation in name 'CLLBusinessIntentManagementFunction' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:98: Line is longer than 120 characters (found 128). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:135:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:147:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:158:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:159: Line is longer than 120 characters (found 130). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:28:14: Abbreviation in name 'CLLBusinessActuationModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:37:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:37:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:38:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:39:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:40:1: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:41:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:45:14: Abbreviation in name 'CLLBusinessDecisionModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:65:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:71: Line is longer than 120 characters (found 136). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:83:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:99:17: Distance between variable 'subIntentGoalBean' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:101: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:115:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:120: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:123: Line is longer than 120 characters (found 133). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:131: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:156: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:166:21: Local variable name 'bFindIntent' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'. [LocalVariableName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:192: Line is longer than 120 characters (found 126). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:25:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:25:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:28:14: Abbreviation in name 'CLLBusinessKnowledgeModule' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/ActuationModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/ActuationModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:21:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:25:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:25:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:26:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:27:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:57: Line is longer than 120 characters (found 141). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:83: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:115:93: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:115:93: WhitespaceAround: '+' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:116: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:117: Line is longer than 120 characters (found 123). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:117:82: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:21:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:26:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:26:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.beans.BeanUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:27:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.beans.BeanUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:28:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.beans.BeanUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:29:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.beans.BeanUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:36:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:47:41: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:55: Line is longer than 120 characters (found 134). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:57: Line is longer than 120 characters (found 134). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:59: Line is longer than 120 characters (found 134). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:61: First sentence of Javadoc is missing an ending period. [SummaryJavadoc]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:64: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:65: At-clause should have a non-empty description. [NonEmptyAtclauseDescription]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:83:49: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:84:63: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:91:40: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:91:40: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:92:61: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:103:43: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:104:63: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:129:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:145:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:158:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:164:31: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:165:51: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:38:1: Extra separation in import group before 'jakarta.annotation.Resource' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:38:1: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:39:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:40:1: Wrong lexicographical order for 'java.util.concurrent.ScheduledThreadPoolExecutor' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:41:1: Wrong lexicographical order for 'java.util.concurrent.TimeUnit' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:42:1: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:44:1: Import statement for 'org.onap.usecaseui.intentanalysis.bean.enums.IntentGoalType.CREATE' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:67:70: ';' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:68: Line is longer than 120 characters (found 129). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:68:129: ';' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:69:81: ';' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:105: Line is longer than 120 characters (found 173). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.contextService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:32:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:32:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:33:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:34:1: 'CLASS_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:44: Line is longer than 120 characters (found 153). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:44:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:44:55: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:44:75: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:44:153: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:50:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:50:77: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:72:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:72:78: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:86:69: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:97:42: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:109: Line is longer than 120 characters (found 141). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:109:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:109:141: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:111:50: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:146:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:146:73: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:149:7: Comment has incorrect indentation level 6, expected is 8, indentation should be the same level as line 150. [CommentsIndentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:153:69: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:165:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:165:66: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:173:84: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:181:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:181:77: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:188:92: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentFunctionManageService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:21:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:21:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.ServiceResult'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:23:18: Abbreviation in name 'IMFRegInfoService' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:24:86: ';' is preceded with whitespace. [NoWhitespaceBefore]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentFunctionManageService.impl' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:32:1: Extra separation in import group before 'java.lang.reflect.InvocationTargetException' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:32:1: Wrong lexicographical order for 'java.lang.reflect.InvocationTargetException' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:33:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:35:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RESPONSE_ERROR' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:36:1: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:40:14: Abbreviation in name 'IMFRegInfoServiceImpl' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:60: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:69:9: WhitespaceAround: 'try' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:69:12: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:70:55: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:71: Line is longer than 120 characters (found 127). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:72:9: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:72:10: WhitespaceAround: 'catch' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:72:10: WhitespaceAround: 'catch' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:72:36: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentinterfaceservice' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:24:57: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:26:57: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentinterfaceservice.impl' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:25:1: Extra separation in import group before 'java.time.LocalDateTime' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:25:1: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:31: Line is longer than 120 characters (found 124). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:36:17: 'if' child has incorrect indentation level 16, expected level should be 12. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:44: Line is longer than 120 characters (found 124). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:54: Line is longer than 120 characters (found 124). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentEventRecord' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:23:1: Extra separation in import group before 'java.util.List' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:23:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:31:76: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:31:93: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:32:69: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:36:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:36:76: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:36:96: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:37:8: 'method def' child has incorrect indentation level 7, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:37:78: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:44: Javadoc comment at column 20 has parse error. Missed HTML close tag 'IntentEventRecord'. Sometimes it means that close tag missed for one of previous tags. [AtclauseOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:46:66: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:46:86: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:47:74: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfoTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:23:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:23:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ObjectType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:24:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ObjectType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:23:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:23:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.OperatorType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:45:56: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:22:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:22:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.junit.Test'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:32:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:33:37: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:39:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:40:37: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:22:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:22:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.junit.Test'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:23:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:23:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ExpectationType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:23:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:23:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ExpectationType'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfoTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentGoalBeanTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:30:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:36:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:36:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:37:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:38:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:40:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:41:1: Import statement for 'org.mockito.Mockito.times' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:42:1: Import statement for 'org.mockito.Mockito.verify' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:46:14: Abbreviation in name 'CLLAssuranceActuationModuleTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:60:9: Distance between variable 'expectationList' declaration and its first usage is 13, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:68:9: Distance between variable 'targetList' declaration and its first usage is 7, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:72:9: Distance between variable 'conditionList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:95:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:96:38: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:97:8: Comment has incorrect indentation level 7, expected is 8, indentation should be the same level as line 98. [CommentsIndentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:98:66: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:107:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:108:48: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:109:8: Comment has incorrect indentation level 7, expected is 8, indentation should be the same level as line 110. [CommentsIndentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:113:75: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:116:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:117:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:18:1: Wrong lexicographical order for 'jakarta.servlet.FilterChain' import. Should be before 'java.io.IOException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:19:1: Wrong lexicographical order for 'jakarta.servlet.ServletException' import. Should be before 'java.io.IOException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:20:1: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'java.io.IOException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:21:1: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletResponse' import. Should be before 'java.io.IOException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:32: Line is longer than 120 characters (found 123). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:43:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:23:1: 'java.io.IOException' should be separated from previous import group by one line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:60:27: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:63:17: Abbreviation in name 'testCreateAndDeployCLLPolicySuccess' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:71:17: Abbreviation in name 'testCreateAndDeployCLLPolicyFailedCreateFailed' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:78:17: Abbreviation in name 'testCreateAndDeployCLLPolicyFailedDeployFailed' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:85:17: Abbreviation in name 'testUndeployAndRemoveCLLPolicySuccess' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:92:17: Abbreviation in name 'testUndeployAndRemoveCLLPolicySuccessPolicyNotExist' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:106:68: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:113:75: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:120:71: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:127:71: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:23:34: Using the '.*' form of import should be avoided - org.mockito.Mockito.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:43:14: Abbreviation in name 'SOServiceTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:54:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:55:23: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:65:17: Abbreviation in name 'testCreateCCVPNInstanceFailedCCVPNInstanceIsNull' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:72:17: Abbreviation in name 'testCreateCCVPNInstanceFailedException' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:78:17: Abbreviation in name 'testCreateCCVPNInstanceFailedJobIdNull' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:79:20: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:94:20: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:102:17: Abbreviation in name 'testCreateCCVPNInstanceGetCreateStatusFailed' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:103:20: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:113:17: Abbreviation in name 'testCreateCCVPNInstanceSuccess' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:114:20: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:39:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:60:54: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:66:9: Distance between variable 'expectation' declaration and its first usage is 15, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:80: Line is longer than 120 characters (found 136). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:115: Line is longer than 120 characters (found 121). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:129: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:22:1: Extra separation in import group before 'org.junit.Assert' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:26:52: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.enums.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:28:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Condition' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:29:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:30:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:31:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Expectation' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationTarget' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:33:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationObject' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:34:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:62:9: Distance between variable 'intent' declaration and its first usage is 24, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:63:9: Distance between variable 'expectation1' declaration and its first usage is 12, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:64:9: Distance between variable 'target1' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:65:9: Distance between variable 'object1' declaration and its first usage is 10, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:66:9: Distance between variable 'intentContext' declaration and its first usage is 18, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:67:9: Distance between variable 'intentFulfillmentInfo' declaration and its first usage is 21, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:23:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:30:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:30:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:31:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:32:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:33:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:33:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringJUnit4ClassRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:34:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringJUnit4ClassRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:36:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:50:5: Missing a Javadoc comment. [MissingJavadocMethod]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:59:17: Abbreviation in name 'itCanInsertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:34:1: Extra separation in import group before 'java.io.File' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:34:1: Wrong lexicographical order for 'java.io.File' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:35:1: Wrong lexicographical order for 'java.nio.charset.StandardCharsets' import. Should be before 'org.springframework.stereotype.Component'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:32:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:61:9: Distance between variable 'target' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:142: Line is longer than 120 characters (found 122). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:17:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:35:1: Import statement for 'org.mockito.Mockito.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:35:34: Using the '.*' form of import should be avoided - org.mockito.Mockito.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:124: Line is longer than 120 characters (found 135). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:17:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:17:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:28:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:36:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:36:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:37:1: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:38:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:40:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:44:14: Abbreviation in name 'CLLDeliveryActuationModuleTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:69:9: Distance between variable 'gbExpectationList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:79:23: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3) [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:87:77: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:91:36: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:95:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:96:37: '(' is preceded with whitespace. [MethodParamPad]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:96:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:98:9: Distance between variable 'intent' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:99:9: Distance between variable 'expectationList' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:103:9: Distance between variable 'targetList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:119:89: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:120:65: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:17:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:17:9: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:28:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:33:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:33:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:34:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:36:1: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:36:47: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:37:1: 'CLASS_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:39:14: Abbreviation in name 'CLLDeliveryDecisionModuleTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:49:9: Distance between variable 'expectationList' declaration and its first usage is 15, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:59:9: Distance between variable 'expectationTargetList' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:63:9: Distance between variable 'targetConditionList' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:63:44: WhitespaceAround: '=' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:91:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:92:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:94:32: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:94:33: WhitespaceAround: '}' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:94:33: '}' at column 33 should be alone on a line. [RightCurlyAlone]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:18:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:39:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:39:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:40:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:41:1: 'CLASS_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:50:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:54:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:82:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:83:44: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:84: Line is longer than 120 characters (found 130). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:87:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:88:34: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:92:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:93:39: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:98:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:111:72: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:18:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:32:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:37:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:37:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:38:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:40:1: Import statement for 'org.mockito.ArgumentMatchers.anyString' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:57:9: Distance between variable 'expectationList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:95:9: Distance between variable 'intentContexts' declaration and its first usage is 7, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:99:9: Distance between variable 'conditionList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:99:58: ';' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:47:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:47:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:48:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:49:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:51:1: Import statement for 'org.mockito.Mockito.mock' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:80:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:151:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:60:45: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:61:10: 'method def' child has incorrect indentation level 9, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:62:10: 'method def' child has incorrect indentation level 9, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:63:6: 'method def rcurly' has incorrect indentation level 5, expected level should be 4. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:66:52: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:67:10: 'method def' child has incorrect indentation level 9, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:67:104: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:68:10: 'method def' child has incorrect indentation level 9, expected level should be 8. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:69:6: 'method def rcurly' has incorrect indentation level 5, expected level should be 4. [Indentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:18:1: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'java.io.IOException'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:20:1: Extra separation in import group before 'okhttp3.RequestBody' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:25:1: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.adapters.policy.apicall.PolicyAPICall'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:47:17: Abbreviation in name 'testGetMSBAddressSuccess' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:17:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:31:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:41:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:41:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:42:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:44:1: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:44:47: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:45:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:46:1: Import statement for 'org.mockito.ArgumentMatchers.anyString' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:50:14: Abbreviation in name 'CLLBusinessDecisionModuleTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:67:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:104: Line is longer than 120 characters (found 131). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:105: Line is longer than 120 characters (found 144). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:106:1: Comment has incorrect indentation level 0, expected is 8, indentation should be the same level as line 107. [CommentsIndentation]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:119:9: Distance between variable 'intentGoalBeanList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:161:9: Distance between variable 'originIntentGoal' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:184:9: Distance between variable 'intentGoalBean' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:184:72: ',' is not followed by whitespace. [WhitespaceAfter]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:29:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:29:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:30:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:32:1: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:32:47: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:33:1: Import statement for 'org.mockito.Mockito.times' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:34:1: Import statement for 'org.mockito.Mockito.verify' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:38:14: Abbreviation in name 'CLLBusinessActuationModuleTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:43:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:44:37: WhitespaceAround: '{' is not preceded with whitespace. [WhitespaceAround]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:16:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:16:9: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:29:53: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*. [AvoidStarImport]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:50:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:50:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:51:1: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:52:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:54:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:55:1: Import statement for 'org.mockito.Mockito.mock' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:59:14: Abbreviation in name 'CLLBusinessIntentManagementFunctionTest' must contain no more than '2' consecutive capital letters. [AbbreviationAsWordInName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:87:9: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:119:5: 'METHOD_DEF' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:17:1: 'package' should be separated from previous line. [EmptyLineSeparator]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:17:9: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.contextService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'. [PackageName]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:39:1: Extra separation in import group before 'java.util.ArrayList' [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:39:1: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:40:1: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:42:1: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:43:1: Import statement for 'org.mockito.Mockito.when' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line. [CustomImportOrder]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:86:9: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:109: Line is longer than 120 characters (found 146). [LineLength]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:115:9: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:140:9: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
[WARN] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:163:9: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value). [VariableDeclarationUsageDistance]
Audit done.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.event' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[34,5] (whitespace) EmptyLineSeparator: 'CTOR_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[34,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[35,62] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[40,26] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentCreateEvent.java:[40,26] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.event' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:[31,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/event/IntentDeleteEvent.java:[33,23] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.eventAndPublish.listener' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[29,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[37,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[38,94] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[39,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[39,70] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[40,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[40,82] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[41,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[42,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[42,27] (naming) LocalVariableName: Local variable name 'owner_info' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[44,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[44,27] (naming) LocalVariableName: Local variable name 'handler_info' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[46,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[47,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[49,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[50,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[51,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[52,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[53,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/eventAndPublish/listener/IntentEventListener.java:[54,13] (indentation) Indentation: 'method def' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ObjectType.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ConditionParentType.java:[21,14] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[23,9] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[24,18] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[25,14] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[26,15] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[27,17] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[28,12] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[29,13] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[30,19] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[31,19] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[32,13] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[33,19] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/OperatorType.java:[34,11] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/NotFulfilledReason.java:[23] (sizes) LineLength: Line is longer than 120 characters (found 138).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/IntentGenerateType.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/enums/ContextParentType.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentEventRecord.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:[24,17] (naming) MemberName: Member name 'result_code' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:[26,20] (naming) MemberName: Member name 'result_message' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:[31,29] (naming) ParameterName: Parameter name 'result_code' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ResultHeader.java:[31,49] (naming) ParameterName: Parameter name 'result_message' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentInstance.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentInstance.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[25,26] (naming) MemberName: Member name 'result_header' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[26,20] (naming) MemberName: Member name 'result_body' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[31,39] (naming) ParameterName: Parameter name 'result_header' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[31,61] (naming) ParameterName: Parameter name 'result_body' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ServiceResult.java:[36,39] (naming) ParameterName: Parameter name 'result_header' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:[20,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.Date'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:[20,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Date' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentReport.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Condition.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Condition.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.OperatorType'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:[25,31] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfo.java:[27,37] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[19,1] (imports) CustomImportOrder: Wrong lexicographical order for 'javax.persistence.*' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[19,25] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - javax.persistence.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[20,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.Serializable' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[23,12] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[23,12] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CCVPNInstance' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/CCVPNInstance.java:[28,29] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/IntentGoalBean.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfo.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfo.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.NotFulfilledState'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObject.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.Data'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Context.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/bean/models/Context.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'lombok.Data'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.LinkedHashMap'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLAssuranceDecisionModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[33] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[38] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceDecisionModule.java:[43] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[23,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[31,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[36,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLAssuranceActuationModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[115] (sizes) LineLength: Line is longer than 120 characters (found 146).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[118] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModule.java:[127,26] (naming) AbbreviationAsWordInName: Abbreviation in name 'getCLLId' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceKnowledgeModule.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLAssuranceKnowledgeModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[37,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.FutureTask' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[44,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLAssuranceIntentManagementFunction' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[79] (sizes) LineLength: Line is longer than 120 characters (found 128).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[84] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[19] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[21] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[23,13] (naming) AbbreviationAsWordInName: Abbreviation in name 'createAndDeployModifyCLLPolicy' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[25] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[27] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[29,13] (naming) AbbreviationAsWordInName: Abbreviation in name 'undeployAndRemoveModifyCLLPolicy' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[32] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[33] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[36] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyService.java:[38] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAPICall.java:[29,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'PolicyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAPICall.java:[72] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/apicall/PolicyAuthConfig.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationCallback.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:[27,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/dmaap/PolicyNotificationService.java:[31,24] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[24,1] (imports) CustomImportOrder: Extra separation in import group before 'com.alibaba.fastjson2.JSONArray'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[24,1] (imports) CustomImportOrder: Wrong lexicographical order for 'com.alibaba.fastjson2.JSONArray' import. Should be before 'java.util.LinkedHashMap'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'com.alibaba.fastjson2.JSONObject' import. Should be before 'java.util.LinkedHashMap'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[46,27] (naming) AbbreviationAsWordInName: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[48,77] (whitespace) NoWhitespaceBefore: ';' is preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[53,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[53,26] (naming) AbbreviationAsWordInName: Abbreviation in name 'getPolicyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[61,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'setPolicyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[61,48] (naming) AbbreviationAsWordInName: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[114] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[131] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[134] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[135] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[136] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[137] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[194] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[197] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[239,45] (whitespace) WhitespaceAfter: 'typecast' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[240,9] (extension) RightCurlySame: '}' at column 9 should be on the same line as the next part of a multi-block statement (one that directly contains multiple blocks: if/else-if/else, do/while or try/catch/finally).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java:[242,45] (whitespace) WhitespaceAfter: 'typecast' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/ModifyCLLPolicyConstants.java:[19,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'ModifyCLLPolicyConstants' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/IntentConfigPolicyConstants.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.Map'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:[24,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'SOService' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/SOService.java:[26,9] (naming) AbbreviationAsWordInName: Abbreviation in name 'createCCVPNInstance' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[21,22] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - retrofit2.http.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[23,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'SOAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[25,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[26,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[33,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[34,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[36,17] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[36,17] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[36,32] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAPICall.java:[36,32] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAuthConfig.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/apicall/SOAuthConfig.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'SOAuthConfig' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'retrofit2.Response'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'retrofit2.Response'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.HashMap' import. Should be before 'retrofit2.Response'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'retrofit2.Response'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'retrofit2.Response'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[39,1] (whitespace) EmptyLineSeparator: 'CLASS_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[41,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'SOServiceImpl' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[55,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[63,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[75,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'setAAIApiCall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[81,9] (whitespace) WhitespaceAround: WhitespaceAround: 'try' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[81,12] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[82,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[87,31] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[92,55] (whitespace) WhitespaceAround: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[92,55] (whitespace) WhitespaceAround: WhitespaceAround: '+' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[96,56] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[97,17] (whitespace) WhitespaceAfter: 'if' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[97,17] (whitespace) WhitespaceAround: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[115,9] (whitespace) WhitespaceAround: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[115,10] (whitespace) WhitespaceAround: WhitespaceAround: 'catch' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[126] (sizes) LineLength: Line is longer than 120 characters (found 145).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[129] (sizes) LineLength: Line is longer than 120 characters (found 132).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[134] (sizes) LineLength: Line is longer than 120 characters (found 129).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[148,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[150,42] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[152] (sizes) LineLength: Line is longer than 120 characters (found 141).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[169] (sizes) LineLength: Line is longer than 120 characters (found 141).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[177] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[189] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[191] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[192] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[205] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[207] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/so/impl/SOServiceImpl.java:[208] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationEventEntity.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[49] (sizes) LineLength: Line is longer than 120 characters (found 131).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[52,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'MRTopicMonitor' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[66] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[77] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[96] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[105] (sizes) LineLength: Line is longer than 120 characters (found 133).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[115] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[145] (sizes) LineLength: Line is longer than 120 characters (found 125).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[148,19] (naming) AbbreviationAsWordInName: Abbreviation in name 'MRConsumerWrapper' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[165] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[185,51] (naming) AbbreviationAsWordInName: Abbreviation in name 'MRTopicParams' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[185,51] (naming) ParameterName: Parameter name 'MRTopicParams' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[219] (javadoc) AtclauseOrder: Javadoc comment at column 0 has parse error. Details: no viable alternative at input '         *' while parsing JAVADOC_TAG
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicMonitor.java:[246] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationEventModel.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[40] (sizes) LineLength: Line is longer than 120 characters (found 124).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[63,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'MRTopicParams' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[179,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[179,33] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[180,9] (whitespace) WhitespaceAfter: 'if' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[180,9] (whitespace) WhitespaceAround: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[180,31] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[296,9] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[302,13] (coding) VariableDeclarationUsageDistance: Distance between variable 'topic' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,27] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,27] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,32] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,32] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,52] (whitespace) WhitespaceAround: WhitespaceAround: '<' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,52] (whitespace) WhitespaceAround: WhitespaceAround: '<' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[328,60] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/MRTopicParams.java:[334,46] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationCallback.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dmaap/NotificationCallback.java:[18] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationCallback.java:[32,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'DCAENotificationCallback' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:[23,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'DCAENotificationService' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:[28,37] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/dcae/dmaap/DCAENotificationService.java:[32,24] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[24,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'AAIAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[29,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[30,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[31,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[32,13] (indentation) Indentation: 'annotation array initialization' child has incorrect indentation level 12, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAPICall.java:[34] (sizes) LineLength: Line is longer than 120 characters (found 164).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAuthConfig.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/apicall/AAIAuthConfig.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'AAIAuthConfig' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/AAIService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/adapters/aai/AAIService.java:[18,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'AAIService' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentManagementFunctionRegInfo'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[25,9] (naming) AbbreviationAsWordInName: Abbreviation in name 'insertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[26,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ImfRegInfoService.java:[27,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ComponentNotificationService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ContextService.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetService.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Expectation'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/IntentReportService.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/IntentReportService.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.TimeParam'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:[29,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ObjectInstanceServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.extern.slf4j.Slf4j'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Intent' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.IntentMapper' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[42,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationService' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[43,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[44,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.IntentService' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[177,56] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[179,34] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[181] (sizes) LineLength: Line is longer than 120 characters (found 169).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentServiceImpl.java:[224] (sizes) LineLength: Line is longer than 120 characters (found 137).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[21,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[28,48] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.mapper.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[36,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[50] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[94] (sizes) LineLength: Line is longer than 120 characters (found 137).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImpl.java:[96] (sizes) LineLength: Line is longer than 120 characters (found 136).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.extern.slf4j.Slf4j'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.onap.usecaseui.intentanalysis.service.ConditionService'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.onap.usecaseui.intentanalysis.service.ConditionService'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationTarget' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationTargetMapper' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationTargetService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[100] (sizes) LineLength: Line is longer than 120 characters (found 123).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[106] (sizes) LineLength: Line is longer than 120 characters (found 123).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[130] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[133] (sizes) LineLength: Line is longer than 120 characters (found 125).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[135] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[145] (sizes) LineLength: Line is longer than 120 characters (found 132).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationTargetServiceImpl.java:[183] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:[24,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.FulfillmentInfoMapper' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/FulfillmentInfoServiceImpl.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'lombok.extern.slf4j.Slf4j' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:[32,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.Collections'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentInstanceServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.extern.slf4j.Slf4j'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[25,1] (imports) CustomImportOrder: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.enums.ConditionParentType'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ContextMapper' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.springframework.beans.factory.annotation.Autowired' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ContextServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ConditionService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[32,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[56,53] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[57] (sizes) LineLength: Line is longer than 120 characters (found 172).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[71,13] (blocks) NeedBraces: 'if' construct must use '{}'s.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[83] (sizes) LineLength: Line is longer than 120 characters (found 132).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[83,120] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImpl.java:[84,26] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:[20,1] (imports) CustomImportOrder: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Condition'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:[29,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ConditionServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.extern.slf4j.Slf4j'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.ContextParentType' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Expectation' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[28,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.exception.DataBaseException' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationMapper' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationObjectService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationTargetService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.FulfillmentInfoService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[150] (sizes) LineLength: Line is longer than 120 characters (found 137).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[151] (sizes) LineLength: Line is longer than 120 characters (found 142).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[152] (sizes) LineLength: Line is longer than 120 characters (found 123).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationServiceImpl.java:[153] (sizes) LineLength: Line is longer than 120 characters (found 142).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.TimeParam' import. Should be before 'org.onap.usecaseui.intentanalysis.common.ResponseConsts'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[40,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.Collections'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[42,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.StringJoiner' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[43,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[45,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[87] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[131] (sizes) LineLength: Line is longer than 120 characters (found 133).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[138,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[139] (sizes) LineLength: Line is longer than 120 characters (found 129).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[146,20] (naming) AbbreviationAsWordInName: Abbreviation in name 'convertToCSV' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceImpl.java:[201] (sizes) LineLength: Line is longer than 120 characters (found 144).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'lombok.extern.slf4j.Slf4j'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[28,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationObject' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.mapper.ExpectationObjectMapper' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ContextService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.service.ExpectationObjectService' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[56] (sizes) LineLength: Line is longer than 120 characters (found 128).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[74,9] (whitespace) WhitespaceAfter: 'if' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[74,9] (whitespace) WhitespaceAround: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/impl/ExpectationObjectServiceImpl.java:[74,53] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ConditionService.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/service/ConditionService.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Condition'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[20,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[25,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[27,1] (imports) CustomImportOrder: Extra separation in import group before 'java.nio.charset.StandardCharsets'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.nio.charset.StandardCharsets' import. Should be before 'org.springframework.web.bind.annotation.*'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentReportController.java:[42,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[32,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[34,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.web.bind.annotation.*'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[36,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RESPONSE_ERROR' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[37,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[57,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[65,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[69,50] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[71,95] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[88,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[93,95] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[106,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[111,95] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentController.java:[120,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[26,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.springframework.web.bind.annotation.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[28,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[28,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.web.bind.annotation.*'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.web.bind.annotation.*'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[33,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'IMFRegInfoController' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[35,23] (naming) AbbreviationAsWordInName: Abbreviation in name 'IMFRegInfoService' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IMFRegInfoController.java:[35,23] (naming) MemberName: Member name 'IMFRegInfoService' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/controller/IntentInstanceController.java:[30,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ExpectationTargetMapper.java:[32] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentEventRecord'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[25,40] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[25,40] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[30,67] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentEventRecordMapper.java:[30,67] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ObjectInstanceMapper.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.apache.ibatis.annotations.Param'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportFulfillmentInfoMapper.java:[27] (sizes) LineLength: Line is longer than 120 characters (found 149).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:[24,1] (imports) CustomImportOrder: Extra separation in import group before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:[42,64] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentMapper.java:[42,64] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IntentReportMapper.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentReport'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.IntentManagementFunctionRegInfo'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[23,1] (whitespace) EmptyLineSeparator: 'INTERFACE_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[24,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'IMFRegInfoMapper' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/IMFRegInfoMapper.java:[25,9] (naming) AbbreviationAsWordInName: Abbreviation in name 'insertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ConditionMapper.java:[24,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/mapper/ConditionMapper.java:[24,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Condition'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.Thread' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.concurrent.*'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.*' import. Should be before 'org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[23,28] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - java.util.concurrent.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[28,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[50,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/ThreadPoolConfig.java:[51,53] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.Thread' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[27,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.concurrent.Callable'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.Callable' import. Should be before 'org.springframework.context.ApplicationContext'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[38] (sizes) LineLength: Line is longer than 120 characters (found 154).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[38,5] (whitespace) EmptyLineSeparator: 'CTOR_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[38,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[51,9] (whitespace) WhitespaceAround: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[51,10] (whitespace) WhitespaceAround: WhitespaceAround: 'else' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[51,23] (whitespace) WhitespaceAround: WhitespaceAround: '==' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[51,23] (whitespace) WhitespaceAround: WhitespaceAround: '==' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[51,47] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[53,9] (whitespace) WhitespaceAround: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[53,10] (whitespace) WhitespaceAround: WhitespaceAround: 'else' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[61] (sizes) LineLength: Line is longer than 120 characters (found 129).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/Thread/CreateCallable.java:[64,60] (whitespace) WhitespaceAround: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[37,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.FutureTask' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[44,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryIntentManagementFunction' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[79] (sizes) LineLength: Line is longer than 120 characters (found 128).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[83] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[24,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.enums.*' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.*'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[25,52] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.enums.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[36,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.Arrays'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Arrays' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.HashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.UUID' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[42,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[46,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryActuationModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[47,18] (modifier) ModifierOrder: 'static' modifier out of order with the JLS suggestions.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[48,18] (modifier) ModifierOrder: 'static' modifier out of order with the JLS suggestions.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[49,18] (modifier) ModifierOrder: 'static' modifier out of order with the JLS suggestions.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[98] (sizes) LineLength: Line is longer than 120 characters (found 132).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[105,46] (whitespace) WhitespaceAround: WhitespaceAround: '->' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[105,46] (whitespace) WhitespaceAround: WhitespaceAround: '->' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[108,46] (whitespace) WhitespaceAround: WhitespaceAround: '->' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[108,46] (whitespace) WhitespaceAround: WhitespaceAround: '->' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[118,62] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[118,84] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[144,85] (whitespace) OperatorWrap: '+' should be on a new line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[151,9] (whitespace) WhitespaceAfter: 'if' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[151,9] (whitespace) WhitespaceAround: WhitespaceAround: 'if' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[151,36] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[157,1] (whitespace) FileTabCharacter: Line contains a tab character.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[158,1] (whitespace) FileTabCharacter: Line contains a tab character.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[158,9] (indentation) Indentation: 'method def modifier' has incorrect indentation level 8, expected level should be 4.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[158,9] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[169] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[175,94] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[177,69] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModule.java:[182] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryKnowledgeModule.java:[24,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryKnowledgeModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.LinkedHashMap'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[26,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryDecisionModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[33] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[38] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModule.java:[43] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/DataBaseException.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:[18,54] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:[26,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/CommonException.java:[26,28] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/IntentInputException.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/exception/ErrorMessage.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[38,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.*' import. Should be before 'org.springframework.transaction.annotation.Transactional'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[39,17] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - java.util.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[83] (sizes) LineLength: Line is longer than 120 characters (found 128).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[91,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[103,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[114] (sizes) LineLength: Line is longer than 120 characters (found 130).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[114,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[144] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[150,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[161,74] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[162,29] (naming) LocalVariableName: Local variable name 'bFindExpectation' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[163,84] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[21,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[33,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Locale' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[55] (sizes) LineLength: Line is longer than 120 characters (found 132).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[57] (sizes) LineLength: Line is longer than 120 characters (found 179).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[64] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[79,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[85] (sizes) LineLength: Line is longer than 120 characters (found 147).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[86] (sizes) LineLength: Line is longer than 120 characters (found 155).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[99] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[116,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[116,17] (naming) MethodName: Method name 'UpdateIntentInfo' must match pattern '^[a-z][a-z0-9][a-zA-Z0-9_]*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[127,74] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[128,29] (naming) LocalVariableName: Local variable name 'bFindExpectation' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[129,84] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModule.java:[145] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputActuationModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputActuationModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:[25,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModule.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/CommonUtil.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/CommonUtil.java:[27,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:[19,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.security.cert.CertificateException' import. Should be before 'javax.net.ssl.X509TrustManager'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/CustomTrustManager.java:[20,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.security.cert.X509Certificate' import. Should be before 'javax.net.ssl.X509TrustManager'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[32,1] (imports) CustomImportOrder: Extra separation in import group before 'java.io.IOException'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'org.apache.http.util.EntityUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.apache.http.util.EntityUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Set' import. Should be before 'org.apache.http.util.EntityUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[36,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.ENCODING_UTF8' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[46,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[47,32] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[47,32] (whitespace) NoWhitespaceBefore: ',' is preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/HttpUtil.java:[47,37] (whitespace) NoWhitespaceBefore: ',' is preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[36,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[36,60] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[49] (sizes) LineLength: Line is longer than 120 characters (found 142).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[49,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[49,142] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[63,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[63,58] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[69,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/DmaapUtil.java:[69,98] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[33,1] (imports) CustomImportOrder: Extra separation in import group before 'javax.net.ssl.*'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'javax.net.ssl.*' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[33,21] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - javax.net.ssl.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.BufferedReader' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.IOException' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.security.SecureRandom' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.TimeUnit' import. Should be before 'retrofit2.converter.jackson.JacksonConverterFactory'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[50,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[56,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[71,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[71,26] (naming) AbbreviationAsWordInName: Abbreviation in name 'getMSBIAGAddress' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[80,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[102,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[102,36] (naming) AbbreviationAsWordInName: Abbreviation in name 'getSSLSocketFactory' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[110,31] (blocks) EmptyCatchBlock: Empty catch block.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/util/RestfulServices.java:[116,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[43] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[47] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[52] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[57] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[62] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[65,45] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/common/ResponseConsts.java:[65,45] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[44,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[44,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[45,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Iterator' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[46,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[47,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[48,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[49,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[54,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessIntentManagementFunction' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[98] (sizes) LineLength: Line is longer than 120 characters (found 128).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[135,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[147,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[158,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[159] (sizes) LineLength: Line is longer than 120 characters (found 130).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModule.java:[28,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessActuationModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[37,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Map' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[45,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessDecisionModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[65,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[71] (sizes) LineLength: Line is longer than 120 characters (found 136).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[83,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[99,17] (coding) VariableDeclarationUsageDistance: Distance between variable 'subIntentGoalBean' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[101] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[115,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[120] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[123] (sizes) LineLength: Line is longer than 120 characters (found 133).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[131] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[156] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[166,21] (naming) LocalVariableName: Local variable name 'bFindIntent' must match pattern '^[a-z]([a-z0-9][a-zA-Z0-9]*)?$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModule.java:[192] (sizes) LineLength: Line is longer than 120 characters (found 126).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:[25,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessKnowledgeModule.java:[28,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessKnowledgeModule' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/ActuationModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/ActuationModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[21,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[25,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.beans.factory.annotation.Autowired'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[57] (sizes) LineLength: Line is longer than 120 characters (found 141).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[83] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[115,93] (whitespace) WhitespaceAround: WhitespaceAround: '+' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[115,93] (whitespace) WhitespaceAround: WhitespaceAround: '+' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[116] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[117] (sizes) LineLength: Line is longer than 120 characters (found 123).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/KnowledgeModule.java:[117,82] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[21,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[26,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[26,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.beans.BeanUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[27,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.beans.BeanUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[28,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.beans.BeanUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.beans.BeanUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[36,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[47,41] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[55] (sizes) LineLength: Line is longer than 120 characters (found 134).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[57] (sizes) LineLength: Line is longer than 120 characters (found 134).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[59] (sizes) LineLength: Line is longer than 120 characters (found 134).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[61] (javadoc) SummaryJavadoc: First sentence of Javadoc is missing an ending period.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[64] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[65] (javadoc) NonEmptyAtclauseDescription: At-clause should have a non-empty description.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[83,49] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[84,63] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[91,40] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[91,40] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[92,61] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[103,43] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[104,63] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[129,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[145,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[158,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[164,31] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentModule/DecisionModule.java:[165,51] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[38,1] (imports) CustomImportOrder: Extra separation in import group before 'jakarta.annotation.Resource'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.annotation.Resource' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.ScheduledThreadPoolExecutor' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.concurrent.TimeUnit' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[42,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.stream.Collectors' import. Should be before 'org.springframework.util.CollectionUtils'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[44,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.bean.enums.IntentGoalType.CREATE' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[67,70] (whitespace) EmptyLineSeparator: ';' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[68] (sizes) LineLength: Line is longer than 120 characters (found 129).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[68,129] (whitespace) EmptyLineSeparator: ';' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[69,81] (whitespace) EmptyLineSeparator: ';' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/IntentManagementFunction.java:[105] (sizes) LineLength: Line is longer than 120 characters (found 173).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.contextService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[32,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[34,1] (whitespace) EmptyLineSeparator: 'CLASS_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[44] (sizes) LineLength: Line is longer than 120 characters (found 153).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[44,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[44,55] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[44,75] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[44,153] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[50,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[50,77] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[72,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[72,78] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[86,69] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[97,42] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[109] (sizes) LineLength: Line is longer than 120 characters (found 141).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[109,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[109,141] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[111,50] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[146,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[146,73] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[149,7] (indentation) CommentsIndentation: Comment has incorrect indentation level 6, expected is 8, indentation should be the same level as line 150.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[153,69] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[165,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[165,66] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[173,84] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[181,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[181,77] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextService.java:[188,92] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentFunctionManageService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[21,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.ServiceResult'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[23,18] (naming) AbbreviationAsWordInName: Abbreviation in name 'IMFRegInfoService' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/IMFRegInfoService.java:[24,86] (whitespace) NoWhitespaceBefore: ';' is preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentFunctionManageService.impl' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[32,1] (imports) CustomImportOrder: Extra separation in import group before 'java.lang.reflect.InvocationTargetException'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.lang.reflect.InvocationTargetException' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[35,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RESPONSE_ERROR' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[36,1] (imports) CustomImportOrder: Import statement for 'org.onap.usecaseui.intentanalysis.common.ResponseConsts.RSEPONSE_SUCCESS' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[40,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'IMFRegInfoServiceImpl' must contain no more than '2' consecutive capital letters.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[60] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[69,9] (whitespace) WhitespaceAround: WhitespaceAround: 'try' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[69,12] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[70,55] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[71] (sizes) LineLength: Line is longer than 120 characters (found 127).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[72,9] (whitespace) WhitespaceAround: WhitespaceAround: '}' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[72,10] (whitespace) WhitespaceAround: WhitespaceAround: 'catch' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[72,10] (whitespace) WhitespaceAround: WhitespaceAround: 'catch' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentFunctionManageService/impl/IMFRegInfoServiceImpl.java:[72,36] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentinterfaceservice' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:[24,57] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/IntentInterfaceService.java:[26,57] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentinterfaceservice.impl' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[25,1] (imports) CustomImportOrder: Extra separation in import group before 'java.time.LocalDateTime'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.time.LocalDateTime' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[31] (sizes) LineLength: Line is longer than 120 characters (found 124).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[36,17] (indentation) Indentation: 'if' child has incorrect indentation level 16, expected level should be 12.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[44] (sizes) LineLength: Line is longer than 120 characters (found 124).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentinterfaceservice/impl/IntentInterfaceServiceImpl.java:[54] (sizes) LineLength: Line is longer than 120 characters (found 124).
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.intentEventRecord' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.List'
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.stereotype.Service'.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[31,76] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[31,93] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[32,69] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[36,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[36,76] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[36,96] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[37,8] (indentation) Indentation: 'method def' child has incorrect indentation level 7, expected level should be 8.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[37,78] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[44] (javadoc) AtclauseOrder: Javadoc comment at column 20 has parse error. Missed HTML close tag 'IntentEventRecord'. Sometimes it means that close tag missed for one of previous tags.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[46,66] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[46,86] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/main/java/org/onap/usecaseui/intentanalysis/intentBaseService/intentEventRecord/IntentEventRecordService.java:[47,74] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentInfoTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ObjectType'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationObjectTest.java:[24,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ObjectType'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.OperatorType'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ConditionTest.java:[45,56] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.junit.Test'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[32,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[33,37] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[39,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ContextTest.java:[40,37] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentTest.java:[22,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.junit.Test'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTargetTest.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ExpectationType'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:[23,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/ExpectationTest.java:[23,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.enums.ExpectationType'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentManagementFunctionRegInfoTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/bean/models/IntentGoalBeanTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[30,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[36,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[40,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[41,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.times' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[42,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.verify' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[46,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLAssuranceActuationModuleTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[60,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 13, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[68,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'targetList' declaration and its first usage is 7, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[72,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'conditionList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[95,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[96,38] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[97,8] (indentation) CommentsIndentation: Comment has incorrect indentation level 7, expected is 8, indentation should be the same level as line 98.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[98,66] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[107,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[108,48] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[109,8] (indentation) CommentsIndentation: Comment has incorrect indentation level 7, expected is 8, indentation should be the same level as line 110.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[113,75] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[116,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/cllassurancemodule/CLLAssuranceActuationModuleTest.java:[117,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[18,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.FilterChain' import. Should be before 'java.io.IOException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[19,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.ServletException' import. Should be before 'java.io.IOException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[20,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'java.io.IOException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[21,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletResponse' import. Should be before 'java.io.IOException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[32] (sizes) LineLength: Line is longer than 120 characters (found 123).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/IntentAnalysisApplicationTests.java:[43,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[23,1] (imports) CustomImportOrder: 'java.io.IOException' should be separated from previous import group by one line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[60,27] (naming) AbbreviationAsWordInName: Abbreviation in name 'policyAPICall' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[63,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateAndDeployCLLPolicySuccess' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[71,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateAndDeployCLLPolicyFailedCreateFailed' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[78,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateAndDeployCLLPolicyFailedDeployFailed' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[85,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testUndeployAndRemoveCLLPolicySuccess' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[92,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testUndeployAndRemoveCLLPolicySuccessPolicyNotExist' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[106,68] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[113,75] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[120,71] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java:[127,71] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[23,34] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.mockito.Mockito.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[43,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'SOServiceTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[54,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[55,23] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[65,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateCCVPNInstanceFailedCCVPNInstanceIsNull' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[72,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateCCVPNInstanceFailedException' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[78,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateCCVPNInstanceFailedJobIdNull' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[79,20] (naming) AbbreviationAsWordInName: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[94,20] (naming) AbbreviationAsWordInName: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[102,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateCCVPNInstanceGetCreateStatusFailed' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[103,20] (naming) AbbreviationAsWordInName: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[113,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testCreateCCVPNInstanceSuccess' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/adapters/so/SOServiceTest.java:[114,20] (naming) AbbreviationAsWordInName: Abbreviation in name 'mockedSuccessJSONObject' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:[60,54] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationServiceTest.java:[66,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectation' declaration and its first usage is 15, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:[80] (sizes) LineLength: Line is longer than 120 characters (found 136).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:[115] (sizes) LineLength: Line is longer than 120 characters (found 121).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationObjectServiceTest.java:[129] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[22,1] (imports) CustomImportOrder: Extra separation in import group before 'org.junit.Assert'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[26,52] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.enums.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[28,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Condition' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.FulfillmentInfo' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Context' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.Expectation' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationTarget' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.bean.models.ExpectationObject' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.bean.models.Intent'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[62,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intent' declaration and its first usage is 24, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[63,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectation1' declaration and its first usage is 12, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[64,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'target1' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[65,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'object1' declaration and its first usage is 10, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[66,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intentContext' declaration and its first usage is 18, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/IntentServiceTest.java:[67,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intentFulfillmentInfo' declaration and its first usage is 21, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:[23,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:[30,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:[31,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/IntentReportServiceTest.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[33,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringJUnit4ClassRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringJUnit4ClassRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[36,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[50,5] (javadoc) MissingJavadocMethod: Missing a Javadoc comment.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ImfRegInfoServiceImplTest.java:[59,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'itCanInsertIMFRegInfoRegInfo' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:[34,1] (imports) CustomImportOrder: Extra separation in import group before 'java.io.File'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.io.File' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/impl/ComponentNotificationServiceImplTest.java:[35,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.nio.charset.StandardCharsets' import. Should be before 'org.springframework.stereotype.Component'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:[32,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.exception.DataBaseException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:[61,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'target' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/service/ExpectationTargetServiceTest.java:[142] (sizes) LineLength: Line is longer than 120 characters (found 122).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:[17,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:[35,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:[35,34] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.mockito.Mockito.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/controller/IntentControllerTest.java:[124] (sizes) LineLength: Line is longer than 120 characters (found 135).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[17,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[17,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[28,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[36,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[36,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.Collections' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[40,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[44,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryActuationModuleTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[69,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'gbExpectationList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[79,23] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not followed by whitespace. Empty blocks may only be represented as {} when not part of a multi-block statement (4.1.3)
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[87,77] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[91,36] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[95,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[96,37] (whitespace) MethodParamPad: '(' is preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[96,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[98,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intent' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[99,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[103,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'targetList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[119,89] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryActuationModuleTest.java:[120,65] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[17,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[17,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[28,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[33,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[33,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[34,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[36,1] (imports) CustomImportOrder: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[36,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[37,1] (whitespace) EmptyLineSeparator: 'CLASS_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[39,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLDeliveryDecisionModuleTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[49,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 15, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[59,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationTargetList' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[63,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'targetConditionList' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[63,44] (whitespace) WhitespaceAround: WhitespaceAround: '=' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[91,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[92,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[94,32] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[94,33] (whitespace) WhitespaceAround: WhitespaceAround: '}' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/clldeliverymodule/CLLDeliveryDecisionModuleTest.java:[94,33] (extension) RightCurlyAlone: '}' at column 33 should be alone on a line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[18,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[39,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[41,1] (whitespace) EmptyLineSeparator: 'CLASS_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[50,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[54,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[82,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[83,44] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[84] (sizes) LineLength: Line is longer than 120 characters (found 130).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[87,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[88,34] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[92,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[93,39] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[98,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputDecisionModuleTest.java:[111,72] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[18,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt.formatintentinputModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[32,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[37,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[37,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[38,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[40,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.anyString' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[57,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[95,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intentContexts' declaration and its first usage is 7, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[99,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'conditionList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/formatintentinputModule/FormatIntentInputKnowledgeModuleTest.java:[99,58] (whitespace) WhitespaceAfter: ';' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.formatintentinputMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[47,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[47,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[48,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[49,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[51,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.mock' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[80,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunctionTest.java:[151,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[60,45] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[61,10] (indentation) Indentation: 'method def' child has incorrect indentation level 9, expected level should be 8.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[62,10] (indentation) Indentation: 'method def' child has incorrect indentation level 9, expected level should be 8.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[63,6] (indentation) Indentation: 'method def rcurly' has incorrect indentation level 5, expected level should be 4.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[66,52] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[67,10] (indentation) Indentation: 'method def' child has incorrect indentation level 9, expected level should be 8.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[67,104] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[68,10] (indentation) Indentation: 'method def' child has incorrect indentation level 9, expected level should be 8.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/DmaapUtilTest.java:[69,6] (indentation) Indentation: 'method def rcurly' has incorrect indentation level 5, expected level should be 4.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:[18,1] (imports) CustomImportOrder: Wrong lexicographical order for 'jakarta.servlet.http.HttpServletRequest' import. Should be before 'java.io.IOException'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:[20,1] (imports) CustomImportOrder: Extra separation in import group before 'okhttp3.RequestBody'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:[25,1] (imports) CustomImportOrder: Wrong lexicographical order for 'org.onap.usecaseui.intentanalysis.IntentAnalysisApplicationTests' import. Should be before 'org.onap.usecaseui.intentanalysis.adapters.policy.apicall.PolicyAPICall'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/util/RestFulServicesTest.java:[47,17] (naming) AbbreviationAsWordInName: Abbreviation in name 'testGetMSBAddressSuccess' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[17,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[31,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[41,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[41,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[42,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[44,1] (imports) CustomImportOrder: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[44,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[45,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[46,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.anyString' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[50,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessDecisionModuleTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[67,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[104] (sizes) LineLength: Line is longer than 120 characters (found 131).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[105] (sizes) LineLength: Line is longer than 120 characters (found 144).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[106,1] (indentation) CommentsIndentation: Comment has incorrect indentation level 0, expected is 8, indentation should be the same level as line 107.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[119,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intentGoalBeanList' declaration and its first usage is 4, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[161,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'originIntentGoal' declaration and its first usage is 8, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[184,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'intentGoalBean' declaration and its first usage is 5, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessDecisionModuleTest.java:[184,72] (whitespace) WhitespaceAfter: ',' is not followed by whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.cllBusinessModule' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[29,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[29,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[30,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[32,1] (imports) CustomImportOrder: Import statement for 'org.junit.jupiter.api.Assertions.*' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[32,47] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.junit.jupiter.api.Assertions.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[33,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.times' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[34,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.verify' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[38,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessActuationModuleTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[43,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/cllBusinessModule/CLLBusinessActuationModuleTest.java:[44,37] (whitespace) WhitespaceAround: WhitespaceAround: '{' is not preceded with whitespace.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[16,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[16,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[29,53] (imports) AvoidStarImport: Using the '.*' form of import should be avoided - org.onap.usecaseui.intentanalysis.bean.models.*.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[50,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[50,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[51,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.LinkedHashMap' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[52,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[54,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[55,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.mock' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[59,14] (naming) AbbreviationAsWordInName: Abbreviation in name 'CLLBusinessIntentManagementFunctionTest' must contain no more than '2' consecutive capital letters.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[87,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'expectationList' declaration and its first usage is 6, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunctionTest.java:[119,5] (whitespace) EmptyLineSeparator: 'METHOD_DEF' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[17,1] (whitespace) EmptyLineSeparator: 'package' should be separated from previous line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[17,9] (naming) PackageName: Package name 'org.onap.usecaseui.intentanalysis.intentBaseService.contextService' must match pattern '^[a-z]+(\.[a-z][a-z0-9]*)*$'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[39,1] (imports) CustomImportOrder: Extra separation in import group before 'java.util.ArrayList'
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[39,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.ArrayList' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[40,1] (imports) CustomImportOrder: Wrong lexicographical order for 'java.util.List' import. Should be before 'org.springframework.test.context.junit4.SpringRunner'.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[42,1] (imports) CustomImportOrder: Import statement for 'org.mockito.ArgumentMatchers.any' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[43,1] (imports) CustomImportOrder: Import statement for 'org.mockito.Mockito.when' is in the wrong order. Should be in the 'STATIC' group, expecting not assigned imports on this line.
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[86,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[109] (sizes) LineLength: Line is longer than 120 characters (found 146).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[115,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[140,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] src/test/java/org/onap/usecaseui/intentanalysis/intentBaseService/contextService/IntentContextServiceTest.java:[163,9] (coding) VariableDeclarationUsageDistance: Distance between variable 'contextList' declaration and its first usage is 9, but allowed 3.  Consider making that variable final if you still need to store its value in advance (before method calls that might have side effects on the original value).
[WARNING] checkstyle:check violations detected but failOnViolation set to false
[INFO] You have 1071 Checkstyle violations.
[INFO] 
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ usecase-ui.intent-analysis ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 25 resources
[INFO] Copying 0 resource
[INFO] 
[INFO] --- maven-compiler-plugin:3.11.0:compile (default-compile) @ usecase-ui.intent-analysis ---
[INFO] Changes detected - recompiling the module! :dependency
[INFO] Compiling 137 source files with javac [debug target 17] to target/classes
[WARNING] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/clldeliveryIntentmgt/CLLDeliveryIntentManagementFunction.java:[42,1] Generating equals/hashCode implementation but without a call to superclass, even though this class does not extend java.lang.Object. If this is intentional, add '@EqualsAndHashCode(callSuper=false)' to your type.
[WARNING] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllBusinessIntentMgt/CLLBusinessIntentManagementFunction.java:[52,1] Generating equals/hashCode implementation but without a call to superclass, even though this class does not extend java.lang.Object. If this is intentional, add '@EqualsAndHashCode(callSuper=false)' to your type.
[WARNING] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/bean/models/FulfillmentOperation.java:[21,1] Generating equals/hashCode implementation but without a call to superclass, even though this class does not extend java.lang.Object. If this is intentional, add '@EqualsAndHashCode(callSuper=false)' to your type.
[WARNING] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/cllassuranceIntentmgt/CLLAssuranceIntentManagementFunction.java:[42,1] Generating equals/hashCode implementation but without a call to superclass, even though this class does not extend java.lang.Object. If this is intentional, add '@EqualsAndHashCode(callSuper=false)' to your type.
[WARNING] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/formatintentinputMgt/FormatIntentInputManagementFunction.java:[42,1] Generating equals/hashCode implementation but without a call to superclass, even though this class does not extend java.lang.Object. If this is intentional, add '@EqualsAndHashCode(callSuper=false)' to your type.
[INFO] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java: Some input files use or override a deprecated API.
[INFO] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/main/java/org/onap/usecaseui/intentanalysis/adapters/policy/impl/PolicyServiceImpl.java: Recompile with -Xlint:deprecation for details.
[INFO] 
[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ usecase-ui.intent-analysis ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 11 resources
[INFO] 
[INFO] --- maven-compiler-plugin:3.11.0:testCompile (default-testCompile) @ usecase-ui.intent-analysis ---
[INFO] Changes detected - recompiling the module! :dependency
[INFO] Compiling 34 source files with javac [debug target 17] to target/test-classes
[INFO] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java: Some input files use or override a deprecated API.
[INFO] /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis/src/test/java/org/onap/usecaseui/intentanalysis/adapters/policy/PolicyServiceTest.java: Recompile with -Xlint:deprecation for details.
[INFO] 
[INFO] --- maven-surefire-plugin:2.22.2:test (default-test) @ usecase-ui.intent-analysis ---
[INFO] 
[INFO] -------------------------------------------------------
[INFO]  T E S T S
[INFO] -------------------------------------------------------
[INFO] Running org.onap.usecaseui.intentanalysis.service.ExpectationObjectServiceTest

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::               (v3.0.11)

2026-03-21 12:19:08:653  WARN 2248 --- [           main] ory$DuplicateJsonObjectContextCustomizer[78] : 

Found multiple occurrences of org.json.JSONObject on the class path:

	jar:file:/tmp/r/com/vaadin/external/google/android-json/0.0.20131108.vaadin1/android-json-0.0.20131108.vaadin1.jar!/org/json/JSONObject.class
	jar:file:/tmp/r/org/json/json/20131018/json-20131018.jar!/org/json/JSONObject.class

You may wish to exclude one of them to ensure predictable runtime behavior

2026-03-21 12:19:08:682  INFO 2248 --- [           main] o.o.u.i.s.ExpectationObjectServiceTest  [51] : Starting ExpectationObjectServiceTest using Java 17.0.4 with PID 2248 (started by jenkins in /w/workspace/usecase-ui-intent-analysis-maven-clm-master/intentanalysis)
2026-03-21 12:19:08:688 DEBUG 2248 --- [           main] o.o.u.i.s.ExpectationObjectServiceTest  [52] : Running with Spring Boot v3.0.11, Spring v6.0.12
2026-03-21 12:19:08:689  INFO 2248 --- [           main] o.o.u.i.s.ExpectationObjectServiceTest  [632] : No active profile set, falling back to 1 default profile: "default"
2026-03-21 12:19:09:768  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'conditionMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ConditionMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:768  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'contextMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ContextMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:769  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'expectationMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ExpectationMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:769  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'expectationObjectMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ExpectationObjectMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:770  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'expectationTargetMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ExpectationTargetMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:770  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'fulfillmentInfoMapper' and 'org.onap.usecaseui.intentanalysis.mapper.FulfillmentInfoMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:770  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'IMFRegInfoMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IMFRegInfoMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:770  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'intentEventRecordMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IntentEventRecordMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:771  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'intentInstanceMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IntentInstanceMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:771  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'intentMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IntentMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:771  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'intentReportFulfillmentInfoMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IntentReportFulfillmentInfoMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:771  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'intentReportMapper' and 'org.onap.usecaseui.intentanalysis.mapper.IntentReportMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:772  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : Skipping MapperFactoryBean with name 'objectInstanceMapper' and 'org.onap.usecaseui.intentanalysis.mapper.ObjectInstanceMapper' mapperInterface. Bean already defined with the same name!
2026-03-21 12:19:09:772  WARN 2248 --- [           main] o.m.spring.mapper.ClassPathMapperScanner[44] : No MyBatis mapper was found in '[org.onap.usecaseui.intentanalysis.mapper]' package. Please check your configuration.
2026-03-21 12:19:10:627  INFO 2248 --- [           main] com.zaxxer.hikari.HikariDataSource      [110] : HikariPool-1 - Starting...
2026-03-21 12:19:10:996  INFO 2248 --- [           main] com.zaxxer.hikari.pool.HikariPool       [565] : HikariPool-1 - Added connection conn0: url=jdbc:h2:mem:test user=SA
2026-03-21 12:19:10:998  INFO 2248 --- [           main] com.zaxxer.hikari.HikariDataSource      [123] : HikariPool-1 - Start completed.
2026-03-21 12:19:11:199  INFO 2248 --- [           main] o.o.u.i.adapters.dmaap.MRTopicMonitor   [81] : Starting Dmaap Bus Monitor
2026-03-21 12:19:11:487  INFO 2248 --- [           main] o.o.u.i.adapters.dmaap.MRTopicMonitor   [81] : Starting Dmaap Bus Monitor
2026-03-21 12:19:11:965 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:11:964 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:11:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:11:997 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:000 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:003 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:006 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:009 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:012 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:022 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:027 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:027 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:032 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:032 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:036 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:036 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:041 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:041 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:045 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:045 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:054 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:054 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:059 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:059 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:077 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:077 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:096 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:098 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:101 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:101 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:106 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:107 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:110 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:112 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:116 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:119 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:120 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:125 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:128 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:133 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:137 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:141 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:145 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:148 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:150 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:161 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:162 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:167 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:168 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:172 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:174 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:179 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:180 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:183 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:190 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:194 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:195 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:210 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:212 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:215 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:217 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:221 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:222 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:224 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:225 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:227 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:234 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:235 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:237 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:238 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:240 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:241 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:246 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:255 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:256 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:259 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:263 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:274 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:276 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:277 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:278 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:281 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:282 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:284 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:284 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:291 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:296 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:300 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:302 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:304 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:307 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:310 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:312 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:314 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:315 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:317 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:320 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:325 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:330 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:332 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:341 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:342 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:346 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:349 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:350 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:355 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:355 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:358 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:364 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:366 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:367 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:372 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:372 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:380 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:380 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:385 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:385 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:388 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:388 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:395 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:395 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:398 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:398 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:402 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:416 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:417 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:420 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:420 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:424 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:425 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:428 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:428 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:435 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:435 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:440 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:444 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:446 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:452 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:462 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:462 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:465 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:472 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:472 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:477 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:478 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:486 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:486 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:489 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:492 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:492 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:495 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:495 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:506 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:509 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:510 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:513 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:516 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:516 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:524 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:525 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:528 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:532 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:533 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:541 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:542 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:544 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:545 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:547 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:547 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:555 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:555 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:558 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:558 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:566 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:572 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:573 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:574 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:593 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:595 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:599 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:600 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:602 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:603 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:604 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:606 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:607 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:621 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:621 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:624 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:624 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:627 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:630 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:638 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:638 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:641 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:641 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:643 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:644 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:647 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:649 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:649 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:651 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:652 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:655 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:656 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:658 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:658 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:660 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:661 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:666 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:666 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:671 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:671 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:673 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:683 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:683 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:685 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:686 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:688 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:688 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:690 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:691 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:696 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:696 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:698 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:698 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:701 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:702 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:706 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:706 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:714 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:714 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:716 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:716 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:719 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:719 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:721 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:721 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:723 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:723 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:726 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:726 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:728 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:728 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:738 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:738 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:740 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:741 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:743 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:743 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:745 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:745 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:748 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:750 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:753 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:755 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:756 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:762 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:762 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:764 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:764 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:767 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:768 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:770 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:770 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:772 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:772 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:775 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:775 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:777 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:777 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:786 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:786 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:788 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:788 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:791 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:791 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:793 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:793 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:795 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:795 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:798 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:798 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:801 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:801 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:803 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:803 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:806 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:809 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:810 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:821 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:821 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:824  INFO 2248 --- [           main] o.s.b.a.e.web.EndpointLinksResolver     [58] : Exposing 1 endpoint(s) beneath base path '/actuator'
2026-03-21 12:19:12:827 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:827 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:831 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:831 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:841 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:841 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:845 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:845 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:848 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:848 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:851 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:851 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:858 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:862 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:862 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:866 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:866 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:869 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:869 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:872 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:872 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:874 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:875 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:877 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:878 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:884 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:885 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:887 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:887 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:890 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:890 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:893 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:893 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:895 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:901 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:902 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:904 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:906 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:908 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:911 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:911 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:922 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:922 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:925 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:925 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:927 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:927 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:929 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:929 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:931 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:931 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:934 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:934 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:936 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:936 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:938 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:938 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:942 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:942 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:945 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:945 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:947  INFO 2248 --- [           main] o.o.u.i.s.ExpectationObjectServiceTest  [57] : Started ExpectationObjectServiceTest in 4.691 seconds (process running for 6.915)
2026-03-21 12:19:12:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:950 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:953 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:953 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:962 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:962 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:965 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:964 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:967 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:967 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:969 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:969 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:971 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:971 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:973 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:973 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:976 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:976 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:981 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:981 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:983 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:983 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:986 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:986 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:988 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:990 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:12:990 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:001 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:002 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:003 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:005 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:005 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:007 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:009 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:009 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:011 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:011 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:013 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:013 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:015 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:015 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:017 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:017 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:023 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:023 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:025 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:025 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:027 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:028 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:030 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:030 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:034 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:034 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:041 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:042 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:044 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:044 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:046 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:046 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:048 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:048 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:050 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:050 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:052 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:052 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:055 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:055 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:061 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:061 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:063 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:063 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:065 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:065 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:067 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:067 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:075 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:075 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:077 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:077 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:079 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:079 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:081 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:081 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:083 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:085 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:085 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:087 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:087 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:089 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:092 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:093 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:101 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:101 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:102 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:103 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:104 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:104 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:107 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:108 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:110 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:110 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:112 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:112 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:114 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:116 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:117 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:119 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:120 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:121 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:122 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:123 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:124 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:130 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:130 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:132 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:138 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:138 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:141 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:141 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:151 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:151 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:155 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:158 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:158 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:160 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:160 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:163 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:163 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:165 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:165 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:168 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:168 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:182 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:182 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:184 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:184 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:186 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:186 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:188 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:188 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:201 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:201 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:203 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:205 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:207 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:208 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:209 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:217 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:220 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:220 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:222 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:223 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:229 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:232 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:234 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:234 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:239 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:239 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:241 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:248 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:250 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:251 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:259 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:260 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:269 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:269 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:272 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:274 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:274 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:276 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:277 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:280 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:280 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:283 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:283 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:285 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:285 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:292 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:292 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:295 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:295 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:315 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:316 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:321 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:321 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:332 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:333 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:338 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:339 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:345 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:346 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:348 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:348 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:354 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:354 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:362 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:362 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:364 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:364 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:366 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:368 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:368 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:370 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:370 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:373 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:373 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:375 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:375 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:377 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:390 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:390 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:392 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:395 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:395 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:397 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:397 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:399 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:399 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:401 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:401 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:403 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:404 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:406 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:406 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:408 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:420 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:421 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:426 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:426 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:428 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:428 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:434 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:434 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:437 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:437 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:439 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:447 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:447 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:450 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:450 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:452 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:454 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:454 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:456 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:456 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:458 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:458 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:461 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:461 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:463 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:463 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:471 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:471 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:474 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:474 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:476 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:476 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:480 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:480 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:483 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:483 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:485 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:485 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:487 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:487 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:490 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:492 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:492 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:503 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:503 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:510 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:510 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:512 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:514 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:514 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:516 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:516 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:518 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:518 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:521 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:521 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:523 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:523 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:525 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:525 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:527 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:533 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:533 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:535 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:536 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:540 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:540 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:542 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:542 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:544 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:544 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:546 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:546 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:550 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:550 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:552 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:552 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:557 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:557 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:559 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:559 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:561 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:561 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:563 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:563 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:566 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:566 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:569 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:569 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:571 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:573 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:573 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:582 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:582 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:584 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:584 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:586 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:586 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:588 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:588 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:590 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:590 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:592 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:592 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:594 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:594 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:596 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:596 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:605 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:605 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:607 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:607 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:608 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:609 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:610 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:611 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:612 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:612 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:615 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:615 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:616 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:617 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:619 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:619 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:621 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:621 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:623 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:623 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:627 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:627 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:629 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:629 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:634 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:634 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:636 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:636 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:638 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:638 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:640 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:641 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:642 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:642 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:646 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:648 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:648 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:650 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:650 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:653 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:653 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:655 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:656 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:658 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:658 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:671 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:671 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:677 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:677 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:680 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:680 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:682 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:682 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:684 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:682 DEBUG 2248 --- [           main] o.o.u.i.m.IntentMapper.getIntentByName  [137] : ==>  Preparing: select intent_id intentId, intent_name intentName, intent_generateType intentGenerateType from intent where intent_name like ?
2026-03-21 12:19:13:685 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:687 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:687 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:689 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:689 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:691 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:691 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:693 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:693 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:695 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:695 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:698 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:698 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:700 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:702 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:704 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:700 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:706 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:708 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:711 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:712 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:713 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:714 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:715 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:717 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:717 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:724 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:724 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:726 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:726 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:738 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:738 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:740 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:740 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:742 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:742 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:744 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:744 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:746 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:746 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:748 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:748 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:746 DEBUG 2248 --- [           main] o.o.u.i.m.IntentMapper.getIntentByName  [137] : ==> Parameters: CLLBusiness intent(String)
2026-03-21 12:19:13:750 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:750 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:752 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:752 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:754 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:754 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:755 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:756 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:757 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:757 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:759 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:759 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:769 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:769 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:771 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:771 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:773 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:773 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:775 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:775 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:777 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:777 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:778 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:779 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:781 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:782 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:783 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:783 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:785 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:785 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:787 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:787 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:789 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:789 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:791 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:791 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:793 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:793 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:795 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:795 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:796 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:796 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:798 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:798 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:800 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:800 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:802 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:802 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:804 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:804 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:806 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:808 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:808 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:810 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:811 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:813 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:813 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:815 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:815 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:817 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:817 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:819 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:819 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:821 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:821 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:823 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:823 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:825 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:826 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:828 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:828 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:830 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:830 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:832 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:832 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:836 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:836 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:838 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:838 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:840 DEBUG 2248 --- [           main] o.o.u.i.m.IntentMapper.getIntentByName  [137] : <==      Total: 0
2026-03-21 12:19:13:840 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:840 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:843 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:843 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:854 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:854 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:856 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:856 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:858 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:859 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:860 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:861 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:861 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:863 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:863 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:864 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:864 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:866 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:866 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:868 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:868 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:870 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:870 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:871 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:871 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:873 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:873 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:875 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:875 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:873  INFO 2248 --- [           main] o.o.u.i.service.impl.IntentServiceImpl  [171] : Intent list is null, intentName = CLLBusiness intent
2026-03-21 12:19:13:876  INFO 2248 --- [           main] .u.i.f.f.FormatIntentInputDecisionModule[65] : FormatIntentInputMgt investigation create process start
2026-03-21 12:19:13:876 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:876 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:879 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:880 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:881 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:881 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:883 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:883 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:884 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:884 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:893 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:893 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:895 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:895 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:896 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:896 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:898 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:898 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:900 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:900 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:901 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:901 DEBUG 2248 --- [           main] .u.i.f.f.FormatIntentInputDecisionModule[69] : FormatIntentInputMgt need decompose :false
2026-03-21 12:19:13:901 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:903 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:903  INFO 2248 --- [           main] .u.i.f.f.FormatIntentInputDecisionModule[75] : FormatIntentInputMgt investigation create process finished
2026-03-21 12:19:13:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:904 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:904 DEBUG 2248 --- [           main] o.o.u.i.i.intentModule.DecisionModule   [37] : definition create process start to define intent:CLLBusiness intent
2026-03-21 12:19:13:906 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:908 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:909 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:910 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:911 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:911 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:913 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:913 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:915 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:915 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:920 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:920 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:921 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:921 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:927 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:928 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:930 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:930 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:933  INFO 2248 --- [           main] o.o.u.i.service.impl.IntentServiceImpl  [171] : Intent list is null, intentName = CLLBusiness intent
2026-03-21 12:19:13:936  INFO 2248 --- [           main] o.o.u.i.c.c.CLLBusinessDecisionModule   [132] : CLLBusinessIntentManagementFunction investigation create process start
2026-03-21 12:19:13:937 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:937 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:939 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:939 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:939 DEBUG 2248 --- [           main] o.o.u.i.c.c.CLLBusinessDecisionModule   [134] : CLLBusinessIntentManagementFunction need decompose :true
2026-03-21 12:19:13:941 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:941 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:942 DEBUG 2248 --- [           main] o.o.u.i.m.I.getImfRegInfoList           [137] : ==>  Preparing: select imfr_info_id id,imfr_info_description description,support_area supportArea, support_model supportModel, support_interfaces supportInterfaces,handle_name handleName,intent_function_type intentFunctionType from intent_management_function_reg_info
2026-03-21 12:19:13:942 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:943 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:943 DEBUG 2248 --- [           main] o.o.u.i.m.I.getImfRegInfoList           [137] : ==> Parameters: 
2026-03-21 12:19:13:944 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:944 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:950 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:951 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:951 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:959 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:959 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:968 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:968 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:970 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:970 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:971 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:972 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:973 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:973 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:975 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:976 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:975 DEBUG 2248 --- [           main] o.o.u.i.m.I.getImfRegInfoList           [137] : <==      Total: 3
2026-03-21 12:19:13:983 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:983 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:984  INFO 2248 --- [           main] o.o.u.i.c.c.CLLBusinessDecisionModule   [146] : CLLBusinessIntentManagementFunction investigation create process finished
2026-03-21 12:19:13:985 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:985 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:986 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:987 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:988 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:990 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:990 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:991 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:992 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:993 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:994 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:996 DEBUG 2248 --- [           main] o.o.u.i.c.c.CLLBusinessDecisionModule   [147] : CLLBusinessIntentManagementFunction decomposed subIntent list name :CLL Delivery Intent,CLL Assurance Intent
2026-03-21 12:19:13:997 DEBUG 2248 --- [           main] o.o.u.i.i.intentModule.DecisionModule   [37] : definition create process start to define intent:CLL Delivery Intent
2026-03-21 12:19:13:997 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:997 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:999 DEBUG 2248 --- [           main] .i.c.CLLDeliveryIntentManagementFunction[82] : cllDelivery Intent create begin time:2026-03-21T12:19:13.999104844
2026-03-21 12:19:13:999 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:13:999 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:003 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:003 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:005 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:005 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:012 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:012 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:013 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[184] : Try to get record of intent CREATE event from DB.
2026-03-21 12:19:14:013 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==>  Preparing: select id id, intent_id intentId, intent_name intentName, intent_status intentStatus, operate_type operateType from intent_event_record where intent_id = ? and operate_type=?;
2026-03-21 12:19:14:014 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:014 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CREATE(String)
2026-03-21 12:19:14:015 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : <==      Total: 0
2026-03-21 12:19:14:015 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.mapper.IntentMapper.insertIntent[137] : ==>  Preparing: insert into Intent(intent_id, intent_name,intent_generateType) values(?, ?,?)
2026-03-21 12:19:14:015 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[191] : Index 1: None Intent Event Record been got. Will try again.
2026-03-21 12:19:14:015 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:015 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:017 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:017 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:019 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:019 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:020 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.mapper.IntentMapper.insertIntent[137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CLL Delivery Intent(String), SYSTEMGENARATE(String)
2026-03-21 12:19:14:020 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:020 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:021 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.mapper.IntentMapper.insertIntent[137] : <==    Updates: 1
2026-03-21 12:19:14:022 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:14:022 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:14:023 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:023 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:027 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 0
2026-03-21 12:19:14:027  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[84] : get expectationObject is empty,expectationId is 44392928e040404096508d113f6f515d
2026-03-21 12:19:14:028 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:028 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:030 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:030 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:032 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:032 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:034 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:034 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:037 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:037 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:039 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:039 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:049 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:051 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:051 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:053 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:053 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:054 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:054 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:056 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:056 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:057 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:057 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:059 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:059 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:060 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:061 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:062 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:062 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:064 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:064 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:065 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:065 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:067 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:067 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:068 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:069 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:070 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:070 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:072 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:072 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:073 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:073 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:081 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:083 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:085 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:085 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:086 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:086 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:088 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:088 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:089 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:091 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:091 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : ==>  Preparing: insert into expectation_object(object_type, expectation_id) values (?, ?)
2026-03-21 12:19:14:093 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:093 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:093 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : ==> Parameters: CCVPN(String), 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:14:094 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:094 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:096 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:097 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:098 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:098 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:099 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:14:100 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:14:100 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:14:102 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:14:103  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[77] : Successfully created expectation object to database.
2026-03-21 12:19:14:104 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:105 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:106 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:107 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 7179951689ee4d9588403353ab2e2828(String), condition of the cll service source(String), EQUALTO(String), tranportEp_src_ID_111_1(onu-1(companyA))(String), abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:14:107 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:107  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:108 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:109 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: c6e46a7f5ebc49b19fba9cb9d103bc1a(String), condition of the cll service destination(String), EQUALTO(String), tranportEp_dst_ID_212_1(cloud-pop-1(cloud 1))(String), 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:14:116 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:117  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:117 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:117 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 6389d391a23d4d919084deb9c819c000(String), condition of the cll service bandwidth(String), EQUALTO(String), 1000(String), ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:14:118 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:118  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:119 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:119 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:121 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : ==>  Preparing: insert into expectation_target(target_id, target_name, expectation_id) values (?, ?, ?) , (?, ?, ?) , (?, ?, ?)
2026-03-21 12:19:14:122 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String), source(String), 44392928e040404096508d113f6f515d(String), 87253d15cae848759ed4efc6f6f1c15b(String), destination(String), 44392928e040404096508d113f6f515d(String), ebb6dcf0360b4c85a41e89a57bf38e05(String), bandwidth(String), 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:14:123 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:124 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:125 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : <==    Updates: 3
2026-03-21 12:19:14:126 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:126 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:126  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationTargetServiceImpl[93] : Successfully created expectation target list to database.
2026-03-21 12:19:14:126 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:14:127 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:14:128 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 0
2026-03-21 12:19:14:128 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:128 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:129  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[84] : get expectationObject is empty,expectationId is 37b60a866fd243979f4f2c9d04829593
2026-03-21 12:19:14:129 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : ==>  Preparing: insert into expectation_object(object_type, expectation_id) values (?, ?)
2026-03-21 12:19:14:130 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:130 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:131 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : ==> Parameters: CCVPN(String), 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:14:131 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:14:132 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:14:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:132 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:133 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:14:134 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:14:134 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:135  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[77] : Successfully created expectation object to database.
2026-03-21 12:19:14:136 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:137 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:137 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:138 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: b9aaaaf693d14fb8a7977c2a1a847a1c(String), condition of the cll service bandwidth assurance(String), EQUALTO(String), 10(String), 60f86d06604e4f88aed4dc1fa9dfa3d1(String)
2026-03-21 12:19:14:139 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:139 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:139  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:144 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:145 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:145 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:147 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:147 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:149 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:149 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:150 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:150 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:152 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:152 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:151 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : ==>  Preparing: insert into expectation_target(target_id, target_name, expectation_id) values (?, ?, ?)
2026-03-21 12:19:14:154 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:156 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : ==> Parameters: 60f86d06604e4f88aed4dc1fa9dfa3d1(String), bandwidthAssurance(String), 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:14:157 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:157 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:158 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:159 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:159 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:161 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertExpectationTargetList [137] : <==    Updates: 1
2026-03-21 12:19:14:161 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:161  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationTargetServiceImpl[93] : Successfully created expectation target list to database.
2026-03-21 12:19:14:161 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:164 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertIntentExpectationList [137] : ==>  Preparing: insert into expectation(expectation_id, expectation_name, expectation_type, intent_id) values (?, ?, ?, ?) , (?, ?, ?, ?)
2026-03-21 12:19:14:164 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:165 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:166 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:166 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertIntentExpectationList [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String), CLL Delivery Expectation(String), DELIVERY(String), 74f16ded710b4689ad9773bb70505e41(String), 37b60a866fd243979f4f2c9d04829593(String), CLL Report Expectation(String), REPORT(String), 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:14:166 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:167 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.insertIntentExpectationList [137] : <==    Updates: 2
2026-03-21 12:19:14:167  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ExpectationServiceImpl   [82] : Successfully created expectation list to database.
2026-03-21 12:19:14:168 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:168 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:169 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:169 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 91b26de108304cc8bf3ce0600fbb6a97(String), owner class name(String), EQUALTO(String), org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.CLLBusinessIntentManagementFunction(String), 4d4b409672534b68bd9cd4268a0288b5(String)
2026-03-21 12:19:14:171 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:171  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:171 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:172 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:173 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:174 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:174 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:174 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:176 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 55ba1d7e8ea84d81af5a8147fdcc77d8(String), handler class name(String), EQUALTO(String), org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.CLLDeliveryIntentManagementFunction(String), dd2e58828467465fb05dca6de27a75dd(String)
2026-03-21 12:19:14:177 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:177 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:177 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:177  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:181 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:14:181 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 04c09e95b85b4a6d8aa2c1b7d7585d98(String), CLLBusiness intentid(String), EQUALTO(String), e9e4c036b9a74f01bea1a9568da2d412(String), 0090b182a55c4769b5132df550ce1c26(String)
2026-03-21 12:19:14:182 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:14:182  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:14:183 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:183 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:183 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertContextList           [137] : ==>  Preparing: insert into context(context_id, context_name, parent_id) values (?, ?, ?) , (?, ?, ?) , (?, ?, ?)
2026-03-21 12:19:14:184 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertContextList           [137] : ==> Parameters: 4d4b409672534b68bd9cd4268a0288b5(String), owner info(String), 74f16ded710b4689ad9773bb70505e41(String), dd2e58828467465fb05dca6de27a75dd(String), handler info(String), 74f16ded710b4689ad9773bb70505e41(String), 0090b182a55c4769b5132df550ce1c26(String), parentIntent info(String), 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:14:185 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:185 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:186 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:186 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:186 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.insertContextList           [137] : <==    Updates: 3
2026-03-21 12:19:14:187  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [63] : Successfully created context list to database.
2026-03-21 12:19:14:187 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:188 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:188 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentInstance        [137] : ==>  Preparing: insert into intent_instance(intent_instance_id,intent_id) values (?,?);
2026-03-21 12:19:14:189 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:189 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:191 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentInstance        [137] : ==> Parameters: 2507a912b950443ba1d116b1acb16a35(String), 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:14:192 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:192 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:192 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentInstance        [137] : <==    Updates: 1
2026-03-21 12:19:14:193  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.IntentServiceImpl  [89] : Successfully created intent to database.
2026-03-21 12:19:14:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:205 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:205 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:206 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:207 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:208 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:208 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:209 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:209 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:211 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:211 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:212 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:212 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:214 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:214 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:215 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:215 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:216 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:216 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:218 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:218 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:219  INFO 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [47] : [ http://uui-nlp:33011/api/online/predict ]   API POST calling is starting...... 
2026-03-21 12:19:14:219 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:220 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:224 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:225 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:226 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:226 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:227 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:227 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:229 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:229 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:230 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:232 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:232 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:234 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:234 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:238 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:238 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:240 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:240 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:241 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:243 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:246 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:247 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:247 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:249 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:260 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:262 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:262 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:264 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:264 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:265 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:265 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:267 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:267 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:270 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:271 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:272 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:272 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:273 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:273 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:275 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:275 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:278 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:278 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:279 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:281 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:284 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:284 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:286 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:286 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:288 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:288 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:290 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:293 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:295 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:295 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:297 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:297 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:299 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:299 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:306 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:306 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:308 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:313 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:314 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:315 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:315 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:317 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:317 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:318 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:318 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:321 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:321 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:322 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:322 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:326 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:326 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:327 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:328 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:329 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:333 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:333 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:334 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:334 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:335 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:335 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:337 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:337 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:338 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:338 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:340 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:340 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:343 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:343 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:347 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:349 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:349 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:352 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:352 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:353 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:354 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:355 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:356 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:358 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:358 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:360 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:360 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:362 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:362 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:367 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:369 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:369 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:377 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:384 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:385 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:386 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:388 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:388 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:393 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:394 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:394 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:396 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:396 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:398 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:398 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:400 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:400 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:402 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:402 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:404 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:405 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:405 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:407 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:409 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:409 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:410 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:411 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:412 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:412 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:414 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:414 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:416 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:416 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:424 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:424 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:427 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:427 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:429 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:429 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:433 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:433 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:434 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:434 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:436 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:436 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:438 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:438 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:440 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:440 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:441 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:441 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:443 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:443 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:445 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:445 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:447 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:447 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:450 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:450 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:452 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:465 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:465 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:470 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:470 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:472 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:472 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:473 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:473 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:475 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:475 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:476 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:476 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:478 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:478 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:479 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:479 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:481 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:481 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:482 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:482 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:484 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:484 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:485 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:485 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:486 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:486 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:488 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:488 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:492 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:492 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:494 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:494 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:495 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:495 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:497 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:497 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:498 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:498 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:499 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:499 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:501 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:501 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:502 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:502 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:504 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:504 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:508 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:509 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:509 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:511 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:511 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:512 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:514 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:514 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:516 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:516 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:517 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:517 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:518 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:519 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:520 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:520 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:524 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:524 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:526 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:526 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:527 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:528 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:528 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:530 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:530 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:531 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:531 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:532 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:533 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:534 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:534 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:535 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:536 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:536 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:537 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:538 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:539 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:539 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:540 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:540 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:541 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:542 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:543 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:543 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:544 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:544 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:545 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:545 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:547 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:547 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:548 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:548 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:549 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:549 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:551 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:551 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:552 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:552 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:553 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:553 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:555 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:555 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:567 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:567 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:568 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:568 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:570 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:570 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:571 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:572 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:574 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:575 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:576 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:577 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:584 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:585 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:585 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:586 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:587 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:588 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:588 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:589 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:589 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:594 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:594 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:596 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:596 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:597 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:597 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:598 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:599 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:600 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:600 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:601 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:601 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:602 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:603 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:612 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:612 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:613 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:614 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:615 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:615 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:616 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:616 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:618 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:618 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:619 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:619 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:622 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:622 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:623 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:623 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:625 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:625 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:626 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:626 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:628 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:628 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:637 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:637 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:638 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:638 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:639 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:639 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:641 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:641 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:642 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:642 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:643 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:643 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:645 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:645 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:646 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:650 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:650 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:651 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:651 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:652 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:653 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:654 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:654 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:655 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:655 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:656 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:656 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:658 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:658 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:659 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:659 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:660 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:660 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:662 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:662 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:663 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:663 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:664 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:664 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:669 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:669 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:670 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:670 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:672 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:672 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:673 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:674 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:674 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:675 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:676 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:677 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:677 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:678 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:678 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:679 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:681 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:682 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:683 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:684 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:684 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:692 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:692 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:701 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:701 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:703 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:704 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:704 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:705 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:705 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:706 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:707 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:708 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:708 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:709 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:710 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:710 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:711 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:712 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:713 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:714 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:715 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:715 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:716 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:716 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:717 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:718 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:719 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:719 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:720 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:720 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:721 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:721 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:722 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:723 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:724 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:724 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:725 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:725 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:726 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:726 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:727 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:728 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:729 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:729 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:730 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:730 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:731 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:731 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:741 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:741 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:742 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:742 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:743 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:743 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:744 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:745 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:746 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:746 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:747 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:747 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:748 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:749 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:751 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:751 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:752 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:752 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:753 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:753 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:754 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:754 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:755 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:756 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:757 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:757 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:758 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:758 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:759 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:759 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:760 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:760 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:762 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:762 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:763 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:763 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:764 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:764 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:765 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:766 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:766 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:768 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:769 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:769 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:771 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:771 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:772 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:773 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:774 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:776 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:776 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:777 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:777 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:778 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:779 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:780 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:780 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:781 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:781 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:782 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:782 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:784 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:784 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:785 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:785 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:786 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:786 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:787 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:787 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:789 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:789 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:790 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:790 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:791 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:791 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:792 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:792 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:793 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:794 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:801 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:801 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:802 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:803 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:803 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:804 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:804 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:805 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:806 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:808 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:808 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:809 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:810 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:810 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:811 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:812 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:813 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:814 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:814 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:815 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:815 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:816 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:817 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:818 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:818 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:819 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:819 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:820 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:820 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:821 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:822 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:823 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:823 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:824 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:824 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:825 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:825 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:826 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:827 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:827 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:828 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:829 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:829 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:830 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:830 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:831 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:831 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:832 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:833 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:840 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:840 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:842 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:842 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:843 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:843 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:844 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:844 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:845 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:846 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:847 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:847 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:848 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:848 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:849 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:849 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:850 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:851 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:851 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:852 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:853 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:853 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:854 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:854 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:855 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:855 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:856 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:857 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:857 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:859 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:859 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:860 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:860 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:861 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:861 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:862 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:862 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:863 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:864 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:865 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:865 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:866 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:866 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:867 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:867 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:868 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:869 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:870 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:871 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:871 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:872 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:872 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:873 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:873 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:875 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:875 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:876 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:876 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:877 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:877 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:878 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:878 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:888 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:888 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:890 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:890 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:891 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:892 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:892 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:893 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:893 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:895 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:895 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:896 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:896 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:897 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:897 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:898 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:898 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:900 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:900 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:901 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:901 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:902 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:902 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:903 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:903 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:905 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:907 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:907 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:909 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:909 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:910 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:911 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:912 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:912 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:913 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:913 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:914 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:914 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:915 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:915 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:916 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:917 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:918 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:918 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:919 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:919 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:920 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:921 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:924 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:924 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:925 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:925 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:926 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:927 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:928 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:928 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:929 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:929 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:930 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:930 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:931 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:931 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:932 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:933 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:933 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:934 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:934 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:935 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:936 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:936 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:937 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:937 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:944 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:944 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:946 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:946 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:947 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:947 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:948 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:948 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:949 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:949 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:951 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:952 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:952 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:953 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:953 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:954 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:955 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:955 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:956 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:957 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:958 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:958 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:959 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:959 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:960 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:960 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:962 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:962 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:963 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:963 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:965 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:965 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:966 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:966 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:967 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:967 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:968 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:968 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:969 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:970 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:971 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:971 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:972 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:972 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:973 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:973 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:974 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:974 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:975 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:975 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:976 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:977 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:978 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:978 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:980 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:980 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:981 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:981 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:982 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:982 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:983 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:983 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:988 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp: System error
	at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
	at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:933)
	at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1529)
	at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:852)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-21 12:19:14:989 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-21 12:19:14:989  INFO 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [47] : [ http://uui-nlp:33011/api/online/predict ]   API POST calling is starting...... 
2026-03-21 12:19:14:991 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-21 12:19:14:991 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-21 12:19:14:991  INFO 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [47] : [ http://uui-nlp:33011/api/online/predict ]   API POST calling is starting...... 
2026-03-21 12:19:14:992 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:993 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:994 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:994 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:994 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [75] : IO Exception occured
java.net.UnknownHostException: uui-nlp
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
	at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:112)
	at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:376)
	at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:393)
	at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
	at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
	at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
	at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
	at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
	at org.onap.usecaseui.intentanalysis.util.HttpUtil.sendPostRequestByJson(HttpUtil.java:63)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.getPredictValue(CLLDeliveryActuationModule.java:150)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.directOperation(CLLDeliveryActuationModule.java:79)
	at org.onap.usecaseui.intentanalysis.clldeliveryIntentmgt.clldeliverymodule.CLLDeliveryActuationModule.fulfillIntent(CLLDeliveryActuationModule.java:115)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-21 12:19:14:995 ERROR 2248 --- [hread_Excutor-1] o.o.u.intentanalysis.util.HttpUtil      [79] : [ http://uui-nlp:33011/api/online/predict ]  API POST calling has finished! 
2026-03-21 12:19:14:995 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:995 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:996 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:996 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:997 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:998 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:14:998 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectIntentExpectation     [137] : ==>  Preparing: select expectation_id expectationId, expectation_name expectationName, expectation_type expectationType from expectation where expectation_id = ?
2026-03-21 12:19:14:999 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:000 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:001 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:002 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:002 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:004 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:004 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:005 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:006 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:006 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:007 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:007 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:008 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:009 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:010 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:010 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:011 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:011 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:012 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:012 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:013 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:013 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:014 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:015 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:015 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[184] : Try to get record of intent CREATE event from DB.
2026-03-21 12:19:15:016 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:016 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==>  Preparing: select id id, intent_id intentId, intent_name intentName, intent_status intentStatus, operate_type operateType from intent_event_record where intent_id = ? and operate_type=?;
2026-03-21 12:19:15:016 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CREATE(String)
2026-03-21 12:19:15:017 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : <==      Total: 0
2026-03-21 12:19:15:017 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:017 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:017 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[191] : Index 2: None Intent Event Record been got. Will try again.
2026-03-21 12:19:15:018 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:018 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:019 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectIntentExpectation     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:019 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:019 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:027 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:027 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:029 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:030 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:031 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:031 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:032 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:032 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:034 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:034 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:035 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:036 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:038 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:038 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:037 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectIntentExpectation     [137] : <==      Total: 1
2026-03-21 12:19:15:039 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:15:040 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:042 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:042 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:044 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:15:044 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:044 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:045 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:15:045 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:045 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:046 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:046 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:046 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:047 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:15:047 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:047 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:049 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:048 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:15:050 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:050 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:050 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 8f853483-4e9e-45ed-9c79-439a219b423b(String)
2026-03-21 12:19:15:051 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:051 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:051 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:15:052  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:15:052 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:052 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:052  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:15:053 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:15:053 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:054 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:054 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:055 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:15:055 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:055 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:056 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationTargetList [137] : ==>  Preparing: select target_id targetId, target_name targetName from expectation_target where expectation_id = ?
2026-03-21 12:19:15:056 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:056 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:057 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:057 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:057 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationTargetList [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:058 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:058 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:059 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationTargetList [137] : <==      Total: 3
2026-03-21 12:19:15:061 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:15:061 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:15:062 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:062 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:063 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:063 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:064 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:064 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:062 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:15:065 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:065 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:066 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:066 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:068 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:068 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:15:068 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:069 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:069 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:070 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:15:071 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:15:072  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = abc24617112f4a289d2f3aea5a2af638
2026-03-21 12:19:15:072 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:15:073 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:15:073 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:15:074  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = abc24617112f4a289d2f3aea5a2af638
2026-03-21 12:19:15:074 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:15:074 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:15:075 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:15:075 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:15:075 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:15:076 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:076 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:076 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:15:077  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 87253d15cae848759ed4efc6f6f1c15b
2026-03-21 12:19:15:077 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:077 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:077 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:15:078 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:15:078 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:078 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:079 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:15:080 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:080  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 87253d15cae848759ed4efc6f6f1c15b
2026-03-21 12:19:15:080 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:080 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:15:080 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:15:081 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:081 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:082 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:082 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:15:083 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:083 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:15:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:083 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:15:084 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:084 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:085 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:15:085  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = ebb6dcf0360b4c85a41e89a57bf38e05
2026-03-21 12:19:15:085 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:086 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:086 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:15:086 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:15:087 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:087 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:087 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:15:088  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = ebb6dcf0360b4c85a41e89a57bf38e05
2026-03-21 12:19:15:088 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:088 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:088 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:15:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:089 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:15:090 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:090  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 44392928e040404096508d113f6f515d
2026-03-21 12:19:15:090 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:15:091 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:15:091 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:15:092 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:093  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 44392928e040404096508d113f6f515d
2026-03-21 12:19:15:093 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:094 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:094 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:095 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:095 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:096 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:096 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:097 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:097 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:098 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:099 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:100 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:100 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:104 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:104 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:106 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:106 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:107 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:107 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:108 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:108 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:109 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:109 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:110 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:111 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:112 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:112 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:113 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:113 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:114 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:114 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:116 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:116 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:118 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:118 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:119 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:120 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:121 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:121 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:122 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:122 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:129 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:130 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:131 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:131 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:132 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:133 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:133 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:134 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:135 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:136 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:137 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:137 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:138 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:138 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:139 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:139 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:140 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:140 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:141 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:142 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:142 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:143 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:144 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:144 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:145 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:145 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:146 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:146 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:147 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:147 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:148 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:148 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:149 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:150 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:151 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:151 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:152 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:152 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:153 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:153 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:154 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:155 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:155 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:156 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:156 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:157 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:158 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:159 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:159 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:160 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:160 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:166 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:166 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:168 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:168 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:169 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:169 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:170 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:170 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:171 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:171 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:172 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:172 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:177 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:177 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:178 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:178 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:179 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:179 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:180 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:181 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:182 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:182 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:183 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:183 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:184 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:184 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:185 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:185 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:186 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:186 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:187 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:187 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:188 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:189 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:190 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:190 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:192 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:192 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:194 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:194 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:195 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:195 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:196 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:196 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:198 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:198 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:199 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:199 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:200 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:200 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:201 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:201 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:203 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:203 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:204 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:204 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:206 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:206 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:213 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:213 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:217 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:218 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:218 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:220 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:220 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:221 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:221 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:222 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:222 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:223 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:223 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:224 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:224 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:225 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:225 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:226 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:229 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:231 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:231 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:232 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:232 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:240 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:242 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:243 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:244 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:245 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:245 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:246 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:246 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:247 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:247 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:248 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:249 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:249 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:250 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:250 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:251 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:251 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:252 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:253 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:254 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:254 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:255 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:255 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:256 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:256 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:257 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:257 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:258 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:258 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:259 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:261 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:261 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:262 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:262 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:263 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:263 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:264 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:264 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:265 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:265 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:267 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:267 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:268 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:268 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:269 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:269 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:270 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:270 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:271 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:272 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:273 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:274 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:274 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:275 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:275 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:276 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:276 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:277 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:277 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:278 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:278 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:279 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:279 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:281 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:281 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:282 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:282 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:283 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:283 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:284 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:284 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:285 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:285 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:286 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:286 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:287 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:287 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:289 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:289 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:290 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:290 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:291 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:292 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:292 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:293 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:293 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:294 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:294 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:295 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:296 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:297 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:298 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:301 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:301 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:302 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:303 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:304 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:304 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:305 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:305 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:306 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:306 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:307 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:307 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:308 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:309 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:309 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:310 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:310 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:311 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:311 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:312 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:313 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:314 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:314 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:315 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:315 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:316 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:316 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:317 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:317 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:318 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:318 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:319 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:319 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:320 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:320 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:322 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:322 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:323 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:323 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:324 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:324 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:325 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:325 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:326 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:326 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:327 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:328 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:329 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:329 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:330 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:330 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:331 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:331 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:332 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:332 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:340 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:341 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:342 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:343 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:343 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:344 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:344 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:345 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:345 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:346 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:346 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:347 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:348 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:348 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:349 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:349 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:350 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:350 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:360 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:360 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:362 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:363 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:363 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:364 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:364 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:365 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:365 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:366 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:368 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:368 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:369 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:369 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:370 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:370 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:371 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:371 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:372 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:372 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:373 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:373 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:375 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:375 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:376 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:376 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:377 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:378 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:378 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:379 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:379 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:380 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:380 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:381 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:381 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:382 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:382 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:383 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:383 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:384 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:384 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:385 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:385 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:387 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:387 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:388 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:388 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:389 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:389 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:390 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:390 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:391 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:392 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:392 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:394 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:394 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:395 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:396 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:396 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:397 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:398 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:398 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:401 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:401 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:403 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:403 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:404 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:404 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:405 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:405 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:406 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:406 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:407 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:407 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:408 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:409 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:409 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:410 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:410 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:411 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:411 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:412 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:412 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:413 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:413 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:414 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:414 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:415 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:415 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:416 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:416 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:424 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:424 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:426 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:426 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:427 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:427 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:428 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:428 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:429 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:429 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:430 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:430 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:432 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:432 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:433 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:433 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:434 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:434 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:435 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:435 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:436 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:436 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:437 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:437 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:439 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:440 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:440 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:441 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:441 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:442 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:442 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:443 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:443 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:444 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:444 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:445 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:445 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:446 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:446 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:447 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:447 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:449 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:449 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:451 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:451 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:452 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:453 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:453 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:454 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:454 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:455 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:455 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:456 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:456 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:457 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:457 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:458 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:458 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:460 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:460 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:461 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:461 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:462 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:462 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:463 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:463 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:464 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:464 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:466 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:466 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:468 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:468 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:470 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:470 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:471 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:471 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:472 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:472 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:474 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:473 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:475 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:475 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:476 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:476 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:477 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:477 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:478 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:478 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:479 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:479 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:480 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:480 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:481 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:481 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:482 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:482 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:483 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:483 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:484 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:484 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:486 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:486 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:487 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:487 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:488 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:488 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:490 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:490 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:500 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:501 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:502 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:502 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:503 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:503 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:504 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:504 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:508 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:509 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:509 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:510 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:510 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:511 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:511 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:512 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:513 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:513 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:514 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:515 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:515 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:517 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:517 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:518 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:518 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:519 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:519 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:520 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:520 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:521 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:521 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:522 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:522 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:523 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:523 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:524 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:524 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:525 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:525 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:526 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:526 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:528 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:528 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:529 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:530 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:531 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:532 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:532 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:533 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:533 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:534 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:534 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:535 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:545 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:545 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:546 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:546 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:547 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:547 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:548 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:548 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:549 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:549 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:550 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:550 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:551 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:551 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:552 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:552 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:554 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:554 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:555 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:555 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:556 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:556 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:557 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:557 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:558 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:558 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:559 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:560 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:560 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:561 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:561 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:562 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:563 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:563 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:564 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:564 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:565 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:565 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:567 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:567 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:568 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:568 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:569 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:570 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:570 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:572 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:572 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:576 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:577 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:578 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:578 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:579 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:579 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:580 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:580 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:581 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:581 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:582 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:582 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:583 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:583 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:584 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:584 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:585 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:585 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:586 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:587 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:587 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:587 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:589 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:589 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:590 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:590 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:591 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:591 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:592 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:601 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:601 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:602 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:602 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:603 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:603 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:604 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:604 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:605 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:605 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:606 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:606 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:607 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:607 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:608 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:608 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:609 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:609 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:610 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:610 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:611 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:611 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:612 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:612 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:614 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:614 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:615 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:615 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:616 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:620 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:620 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:622 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:623 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:623 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:624 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:625 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:627 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:627 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:628 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:628 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:629 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:629 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:630 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:630 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:631 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:631 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:632 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:632 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:633 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:633 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:634 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:634 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:636 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:636 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:644 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:644 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:645 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:645 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:647 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:648 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:648 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:649 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:649 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:650 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:650 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:651 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:651 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:652 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:652 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:653 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:653 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:654 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:654 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:655 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:655 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:656 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:657 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:658 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:658 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:659 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:659 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:660 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:660 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:661 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:661 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:662 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:662 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:663 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:663 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:664 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:664 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:665 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:665 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:666 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:666 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:667 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:667 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:670 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:669 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:671 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:672 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:674 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:674 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:675 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:675 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:676 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:676 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:680 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:680 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:681 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:682 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:681 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:683 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:685 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:686 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:686 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:687 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:687 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:688 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:688 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:689 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:689 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:690 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:690 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:691 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:692 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:692 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:693 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:693 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:694 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:694 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:699 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:699 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:700 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:700 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:701 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:701 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:702 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:702 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:703 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:704 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:704 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:705 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:705 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:706 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:707 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:707 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:708 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:709 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:709 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:717 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:718 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:718 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:719 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:719 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:720 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:720 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:721 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:721 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:722 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:722 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:723 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:723 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:725 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:725 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:726 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:726 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:727 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:727 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:728 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:728 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:729 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:729 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:730 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:730 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:731 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:731 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:732 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:732 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:733 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:733 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:735 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:735 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:736 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:736 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:737 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:738 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:739 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:743 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:743 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:744 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:744 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:746 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:746 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:747 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:747 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:748 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:748 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:750 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:751 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:752 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:753 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:754 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:754 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:755 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:755 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:756 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:756 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:757 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:757 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:758 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:759 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:761 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:761 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:762 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:762 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:770 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:771 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:771 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:772 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:773 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:774 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:775 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:775 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:776 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:777 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:777 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:778 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:778 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:779 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:779 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:780 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:780 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:791 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:791 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:793 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:793 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:794 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:794 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:795 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:795 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:796 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:796 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:797 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:797 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:798 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:798 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:799 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:799 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:801 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:801 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:802 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:802 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:803 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:803 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:805 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:805 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:806 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:807 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:807 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:809 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:809 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:810 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:810 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:812 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:812 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:813 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:813 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:815 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:815 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:816 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:816 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:822 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:823 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:824 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:824 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:825 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:825 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:830 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:830 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:832 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:832 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:833 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:833 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:834 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:834 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:835 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:835 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:838 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:838 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:839 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:839 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:840 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:840 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:842 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:842 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:844 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:844 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:846 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:846 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:848 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:848 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:849 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:849 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:851 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:851 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:852 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:852 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:855 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:855 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:856 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:856 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:858 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:859 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:859 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:861 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:861 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:862 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:862 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:864 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:864 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:866 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:866 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:868 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:868 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:870 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:870 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:871 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:871 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:872 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:872 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:874 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:874 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:880 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:880 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:881 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:881 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:882 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:882 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:884 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:884 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:889 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:889 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:897 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:897 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:899 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:899 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:900 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:900 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:901 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:901 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:903 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:903 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:904 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:906 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:907 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:907 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:908 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:909 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:910 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:913 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:913 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:917 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:917 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:921 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:922 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:929 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:929 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:931 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:932 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:932 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:939 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:939 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:941 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:941 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:948 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:948 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:949 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:949 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:950 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:951 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:951 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:952 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:952 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:956 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:957 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:958 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:958 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:959 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:959 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:960 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:960 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:961 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:961 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:962 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:962 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:969 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:969 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:971 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:971 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:972 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:972 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:973 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:973 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:974 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:974 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:975 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:975 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:981 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:981 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:982 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:982 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:986 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:986 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:988 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:993 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:994 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:995 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:995 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:997 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:997 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:998 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:998 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:15:999 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:000 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:002 ERROR 2248 --- [hread_Excutor-1] o.o.u.i.adapters.so.impl.SOServiceImpl  [140] : Failed to send intent creation request. Details: msb-iag.onap: System error
2026-03-21 12:19:16:003 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:16:004 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:004 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:006 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:006 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:007 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:009 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:16:009 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:010  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 44392928e040404096508d113f6f515d
2026-03-21 12:19:16:011 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.insertFulfillmentInfo       [137] : ==>  Preparing: insert into fulfillment_info(fulfillment_info_id, fulfillment_info_status, not_fulfilled_state, not_fulfilled_reason,achieve_value) values (?, ?, ?, ?,?)
2026-03-21 12:19:16:011 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:013 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:014 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:015 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:016 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:017 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[184] : Try to get record of intent CREATE event from DB.
2026-03-21 12:19:16:018 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==>  Preparing: select id id, intent_id intentId, intent_name intentName, intent_status intentStatus, operate_type operateType from intent_event_record where intent_id = ? and operate_type=?;
2026-03-21 12:19:16:018 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CREATE(String)
2026-03-21 12:19:16:019 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : <==      Total: 0
2026-03-21 12:19:16:019 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[191] : Index 3: None Intent Event Record been got. Will try again.
2026-03-21 12:19:16:016 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.insertFulfillmentInfo       [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String), NOT_FULFILLED(String), FULFILMENTFAILED(String), msb-iag.onap: System error(String), null
2026-03-21 12:19:16:020 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:020 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:022 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.F.insertFulfillmentInfo       [137] : <==    Updates: 1
2026-03-21 12:19:16:023 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:023 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:024  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [46] : Successfully created fulfillment info to database.
2026-03-21 12:19:16:025 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:16:025 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:026 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:026 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:027 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:027 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:029 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:16:029 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:029 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:031 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:031 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:031 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:032 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:034 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:035 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:035 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 8f853483-4e9e-45ed-9c79-439a219b423b(String)
2026-03-21 12:19:16:036 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:036 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:037 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:037 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:038 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:039  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:16:039  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:16:039 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:039 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:040 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:040 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:041 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:042 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:16:042 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:043 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:16:043 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:043 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:043 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:043 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:044 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 8f853483-4e9e-45ed-9c79-439a219b423b(String)
2026-03-21 12:19:16:044 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:044  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:16:044  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:16:045 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:045 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:046 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:047 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:047 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:048 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:049 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:044 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:050 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:050 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:050 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:051 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:051 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:051 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:052 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:052 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:052 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 8f853483-4e9e-45ed-9c79-439a219b423b(String)
2026-03-21 12:19:16:052 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:053 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:054 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:054 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:055 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:055 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:056 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:057 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:057 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:057  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:16:057 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:057 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:058 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:058 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:059 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:059 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:058 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:060 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:060 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:061 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:061 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:067 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:068 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:070 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:070 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:077 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:079 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==>  Preparing: insert into object_instance(parent_id, object_instance) values (?, ?)
2026-03-21 12:19:16:079 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String), cll-7000000225024710(String)
2026-03-21 12:19:16:079 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:080 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : <==    Updates: 1
2026-03-21 12:19:16:081 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:082 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : ==>  Preparing: update expectation_object set object_type = ? where expectation_id = ?
2026-03-21 12:19:16:083 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : ==> Parameters: CCVPN(String), 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:16:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:084 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:16:084  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[115] : Successfully updated expectation object to database.
2026-03-21 12:19:16:084 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:16:085 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:085 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:16:085 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:086 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:086 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:086 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:087 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:087 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 5f3ade43-1484-4f6a-8e65-ca783c0c49e6(String)
2026-03-21 12:19:16:087 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:087  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:16:087  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:16:087 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:088 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:088 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:088 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:16:088 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:089 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:16:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:089 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:090 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:090 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 5f3ade43-1484-4f6a-8e65-ca783c0c49e6(String)
2026-03-21 12:19:16:090 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:090  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:16:090  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:16:090 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:16:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:091 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:16:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:16:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 5f3ade43-1484-4f6a-8e65-ca783c0c49e6(String)
2026-03-21 12:19:16:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:16:092  INFO 2248 --- [hread_Excutor-1] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:16:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:16:092 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:093 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:093 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:093 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:16:093 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==>  Preparing: insert into object_instance(parent_id, object_instance) values (?, ?)
2026-03-21 12:19:16:094 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String), cll-7000000225024710(String)
2026-03-21 12:19:16:094 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.O.insertObjectInstanceList    [137] : <==    Updates: 1
2026-03-21 12:19:16:094 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : ==>  Preparing: update expectation_object set object_type = ? where expectation_id = ?
2026-03-21 12:19:16:094 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : ==> Parameters: CCVPN(String), 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:16:095 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.E.updateExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:16:095  INFO 2248 --- [hread_Excutor-1] o.o.u.i.s.i.ExpectationObjectServiceImpl[115] : Successfully updated expectation object to database.
2026-03-21 12:19:16:095  INFO 2248 --- [hread_Excutor-1] o.o.u.i.c.c.CLLDeliveryActuationModule  [188] : cllDeliveryActuationModule end to update originIntent subIntentInfo
2026-03-21 12:19:16:096 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentRecord          [137] : ==>  Preparing: insert into intent_event_record(intent_id, intent_name, intent_status, operate_type, parent_id) values(?, ?, ?, ?, ?)
2026-03-21 12:19:16:097 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentRecord          [137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CLL Delivery Intent(String), success(String), CREATE(String), e9e4c036b9a74f01bea1a9568da2d412(String)
2026-03-21 12:19:16:097 DEBUG 2248 --- [hread_Excutor-1] o.o.u.i.m.I.insertIntentRecord          [137] : <==    Updates: 1
2026-03-21 12:19:16:098  INFO 2248 --- [hread_Excutor-1] o.o.u.i.Thread.CreateCallable           [63] : CLL Delivery Intent Intent operate finished
2026-03-21 12:19:16:101 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:102 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:103 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:104 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:105 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:105 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:106 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:106 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:108 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:108 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:109 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:109 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:111 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:111 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:112 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:112 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:114 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:114 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:115 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:116 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:117 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:118 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:118 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:119 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:119 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:121 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:121 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:122 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:122 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:124 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:124 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:129 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:129 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:130 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:130 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:132 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:133 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:133 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:135 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:136 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:136 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:138 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:138 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:140 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:140 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:141 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:141 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:143 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:143 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:144 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:145 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:146 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:146 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:148 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:148 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:149 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:149 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:151 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:151 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:152 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:152 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:154 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:155 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:155 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:157 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:157 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:159 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:159 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:160 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:160 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:162 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:162 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:164 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:164 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:166 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:166 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:167 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:167 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:171 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:171 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:172 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:172 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:174 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:174 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:175 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:175 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:177 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:177 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:178 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:178 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:180 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:180 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:182 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:182 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:184 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:184 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:186 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:186 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:188 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:188 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:190 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:190 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:194 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:194 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:195 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:195 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:197 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:197 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:198 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:198 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:200 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:200 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:201 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:201 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:203 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:203 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:204 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:204 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:205 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:206 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:207 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:207 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:208 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:208 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:210 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:210 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:215 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:215 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:216 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:218 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:218 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:219 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:219 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:220 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:220 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:221 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:221 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:222 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:222 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:223 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:223 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:224 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:224 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:225 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:226 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:227 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:227 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:228 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:228 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:229 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:229 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:230 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:231 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:231 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:232 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:232 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:233 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:233 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:235 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:235 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:236 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:236 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:237 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:237 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:238 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:238 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:239 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:239 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:240 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:240 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:241 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:242 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:243 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:243 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:244 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:244 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:246 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:246 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:247 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:247 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:248 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:254 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:254 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:255 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:255 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:256 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:256 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:257 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:257 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:258 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:259 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:260 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:261 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:261 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:262 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:262 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:263 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:263 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:264 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:264 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:265 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:265 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:266 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:266 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:267 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:267 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:269 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:269 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:270 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:270 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:271 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:272 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:272 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:273 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:273 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:274 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:274 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:275 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:275 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:285 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:286 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:286 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:287 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:287 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:288 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:288 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:289 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:289 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:290 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:290 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:291 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:292 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:292 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:293 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:293 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:294 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:295 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:296 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:296 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:297 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:298 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:298 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:299 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:299 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:300 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:300 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:301 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:301 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:302 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:302 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:303 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:303 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:304 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:304 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:306 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:306 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:307 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:307 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:308 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:309 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:310 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:311 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:311 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:312 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:312 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:313 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:313 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:314 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:314 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:316 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:316 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:317 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:318 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:319 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:319 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:320 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:320 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:321 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:321 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:322 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:322 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:324 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:324 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:325 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:325 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:327 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:328 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:328 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:330 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:330 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:331 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:332 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:333 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:333 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:337 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:337 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:339 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:339 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:340 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:340 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:341 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:341 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:343 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:343 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:344 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:344 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:345 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:346 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:347 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:348 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:348 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:349 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:349 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:350 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:350 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:351 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:351 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:352 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:352 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:353 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:353 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:354 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:354 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:355 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:355 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:357 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:357 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:358 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:358 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:359 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:359 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:361 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:361 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:362 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:362 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:363 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:363 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:364 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:365 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:366 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:367 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:367 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:368 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:369 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:370 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:370 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:371 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:371 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:373 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:373 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:374 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:375 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:376 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:378 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:379 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:381 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:381 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:382 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:383 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:384 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:384 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:385 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:385 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:386 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:386 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:387 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:387 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:388 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:388 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:389 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:389 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:390 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:390 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:392 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:392 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:393 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:394 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:394 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:395 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:395 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:396 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:396 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:397 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:397 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:399 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:399 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:400 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:400 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:401 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:401 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:406 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:406 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:407 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:407 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:408 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:409 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:409 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:410 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:410 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:411 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:412 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:412 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:413 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:413 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:415 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:415 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:416 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:416 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:417 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:417 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:418 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:418 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:419 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:419 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:420 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:420 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:421 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:421 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:423 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:422 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:424 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:424 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:425 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:425 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:426 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:426 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:427 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:427 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:428 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:428 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:429 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:429 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:432 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:432 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:435 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:435 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:436 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:436 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:437 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:437 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:438 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:438 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:439 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:440 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:440 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:441 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:442 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:443 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:443 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:444 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:444 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:445 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:445 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:449 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:449 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:450 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:450 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:451 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:452 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:453 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:454 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:455 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:455 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:456 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:456 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:457 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:458 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:459 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:459 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:460 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:460 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:462 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:462 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:463 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:463 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:464 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:464 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:465 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:465 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:466 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:466 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:468 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:468 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:470 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:470 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:471 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:471 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:473 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:473 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:474 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:474 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:475 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:475 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:476 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:476 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:477 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:477 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:478 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:478 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:479 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:479 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:480 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:480 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:481 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:481 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:482 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:483 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:484 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:484 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:485 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:485 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:486 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:486 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:487 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:487 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:488 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:488 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:489 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:490 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:490 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:493 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:493 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:494 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:494 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:495 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:495 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:496 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:497 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:497 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:498 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:499 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:499 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:500 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:500 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:501 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:501 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:502 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:502 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:503 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:503 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:504 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:504 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:506 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:506 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:508 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:509 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:509 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:510 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:510 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:511 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:511 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:513 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:513 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:514 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:514 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:515 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:515 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:516 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:516 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:517 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:517 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:518 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:518 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:519 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:519 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:520 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:520 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:521 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:521 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:522 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:522 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:523 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:523 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:524 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:524 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:526 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:526 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:527 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:528 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:528 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:529 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:529 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:530 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:530 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:531 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:531 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:532 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:532 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:534 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:534 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:535 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:535 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:536 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:536 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:537 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:537 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:538 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:538 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:539 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:539 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:540 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:540 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:541 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:541 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:542 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:542 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:546 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:546 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:547 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:547 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:548 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:548 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:549 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:549 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:550 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:550 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:551 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:551 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:552 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:552 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:553 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:553 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:554 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:554 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:555 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:555 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:556 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:556 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:557 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:557 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:558 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:558 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:559 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:559 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:560 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:560 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:561 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:562 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:563 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:563 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:564 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:564 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:565 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:565 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:566 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:566 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:567 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:567 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:568 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:568 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:569 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:569 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:570 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:570 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:571 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:572 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:572 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:573 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:573 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:574 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:574 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:575 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:575 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:576 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:576 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:577 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:578 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:579 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:579 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:580 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:580 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:581 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:581 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:582 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:582 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:584 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:584 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:585 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:585 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:586 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:586 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:587 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:587 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:588 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:588 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:590 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:590 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:591 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:591 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:592 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:592 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:593 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:593 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:594 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:594 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:595 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:595 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:596 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:596 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:597 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:597 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:598 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:598 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:599 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:599 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:600 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:600 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:602 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:602 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:603 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:603 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:604 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:604 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:605 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:605 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:606 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:606 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:607 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:607 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:608 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:609 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:612 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:612 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:614 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:614 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:615 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:615 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:616 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:616 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:617 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:617 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:618 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:618 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:619 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:619 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:620 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:620 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:621 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:621 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:622 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:622 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:623 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:623 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:624 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:624 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:625 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:625 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:626 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:626 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:627 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:627 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:628 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:628 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:629 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:629 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:630 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:630 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:631 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:631 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:633 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:633 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:634 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:634 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:635 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:635 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:636 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:636 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:637 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:637 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:638 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:638 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:639 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:639 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:640 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:640 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:641 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:641 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:642 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:642 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:643 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:643 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:644 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:644 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:645 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:645 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:646 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:647 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:647 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:648 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:648 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:649 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:649 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:650 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:650 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:651 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:651 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:652 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:652 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:653 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:653 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:654 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:654 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:655 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:655 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:656 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:656 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:662 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:662 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:663 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:663 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:664 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:664 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:665 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:665 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:666 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:666 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:667 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:667 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:669 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:669 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:670 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:670 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:671 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:671 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:672 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:672 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:674 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:674 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:675 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:676 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:676 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:677 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:677 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:678 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:678 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:679 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:679 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:680 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:680 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:681 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:681 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:682 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:682 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:683 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:683 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:684 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:684 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:685 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:685 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:686 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:686 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:687 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:687 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:688 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:688 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:689 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:689 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:690 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:691 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:691 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:692 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:693 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:693 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:694 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:694 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:695 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:695 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:696 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:696 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:697 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:697 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:698 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:698 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:699 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:699 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:700 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:700 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:701 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:701 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:702 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:702 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:703 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:703 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:705 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:705 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:706 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:706 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:708 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:708 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:709 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:709 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:710 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:710 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:712 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:712 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:713 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:713 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:715 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:715 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:716 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:716 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:717 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:717 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:718 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:718 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:719 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:719 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:727 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:727 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:728 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:728 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:729 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:729 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:730 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:730 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:731 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:731 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:732 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:732 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:735 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:735 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:736 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:736 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:737 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:737 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:738 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:738 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:739 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:739 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:741 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:741 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:742 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:742 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:743 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:743 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:744 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:744 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:745 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:745 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:746 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:746 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:747 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:747 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:749 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:750 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:750 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:751 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:751 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:759 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:785 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:793 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:794 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:800 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:800 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:802 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:802 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:803 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:803 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:804 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:804 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:806 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:806 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:807 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:807 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:808 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:808 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:811 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:811 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:813 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:813 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:815 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:815 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:818 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:818 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:819 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:819 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:823 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:823 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:825 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:825 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:827 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:827 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:828 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:828 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:830 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:830 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:832 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:832 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:833 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:833 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:845 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:845 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:846 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:848 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:849 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:850 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:851 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:852 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:852 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:853 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:854 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:855 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:855 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:856 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:856 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:857 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:857 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:858 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:859 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:859 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:861 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:861 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:865 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:865 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:866 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:866 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:867 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:867 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:868 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:868 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:870 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:870 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:871 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:871 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:872 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:872 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:874 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:874 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:875 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:875 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:876 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:877 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:878 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:878 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:879 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:879 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:880 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:880 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:882 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:882 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:883 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:883 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:884 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:884 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:885 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:885 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:894 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:894 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:895 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:895 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:896 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:896 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:897 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:898 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:899 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:899 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:900 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:900 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:902 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:902 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:903 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:903 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:904 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:906 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:907 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:907 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:908 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:909 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:909 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:910 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:910 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:912 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:912 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:913 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:913 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:914 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:914 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:915 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:915 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:916 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:916 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:918 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:918 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:919 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:919 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:920 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:920 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:921 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:921 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:923 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:923 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:924 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:924 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:925 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:925 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:926 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:926 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:928 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:928 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:929 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:929 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:931 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:931 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:932 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:932 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:934 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:934 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:935 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:935 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:937 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:937 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:938 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:938 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:940 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:940 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:942 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:942 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:944 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:944 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:945 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:945 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:947 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:947 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:948 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:948 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:950 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:951 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:951 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:953 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:953 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:954 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:954 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:956 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:956 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:957 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:957 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:959 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:959 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:960 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:960 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:962 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:962 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:963 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:963 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:965 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:965 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:968 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:968 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:970 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:970 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:974 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:974 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:979 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:979 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:981 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:981 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:983 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:983 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:988 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:989 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:989 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:990 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:990 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:992 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:992 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:993 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:993 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:994 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:994 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:996 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:996 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:998 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:16:998 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:000 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:000 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:001 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:001 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:003 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:003 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:004 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:004 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:006 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:006 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:008 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:008 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:011 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:011 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:013 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:013 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:014 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:014 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:016 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:016 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:017 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:017 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:019 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[184] : Try to get record of intent CREATE event from DB.
2026-03-21 12:19:17:020 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==>  Preparing: select id id, intent_id intentId, intent_name intentName, intent_status intentStatus, operate_type operateType from intent_event_record where intent_id = ? and operate_type=?;
2026-03-21 12:19:17:020 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:020 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String), CREATE(String)
2026-03-21 12:19:17:021 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : <==      Total: 1
2026-03-21 12:19:17:021 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[189] : Successfully got Intent Event Record from DB.
2026-03-21 12:19:17:021 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:022 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:022 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:024 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:024 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:026 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:026 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:027 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:027 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:029 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:029 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:031 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:031 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:032 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:032 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:034 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:034 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:035 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:035 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:037 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:037 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:040 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:040 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:042 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:042 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:044 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:045 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:046 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:046 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:047 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:047 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:049 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:050 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:050 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:051 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:051 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:052 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:053 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:054 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:054 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:055 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:055 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:056 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:056 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:057 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:057 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:059 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:059 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:060 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:060 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:067 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:067 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:069 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:070 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:072 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:072 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:074 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:074 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:076 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:076 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:081 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:081 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:082 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:083 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:085 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:085 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:086 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:086 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:087 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:087 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:089 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:091 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:091 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:092 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:092 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:094 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:094 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:095 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:095 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:097 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:097 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:098 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:098 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:100 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:100 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:102 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:102 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:104 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:104 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:105 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:105 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:107 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:107 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:109 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:109 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:111 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:111 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:114 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:114 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:115 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:116 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:117 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:118 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:118 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:120 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:120 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:121 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:121 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:122 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:122 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:125 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:125 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:127 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:127 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:128 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:128 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:129 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:129 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:131 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:131 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:133 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:134 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:134 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:135 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:137 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:137 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:139 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:139 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:142 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:143 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:145 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:145 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:147 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:147 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:148 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:149 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:150 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:150 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:152 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:152 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:154 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:156 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:156 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:157 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:157 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:159 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:159 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:161 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:161 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:163 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:163 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:165 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:165 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:167 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:167 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:169 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:169 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:171 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:171 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:173 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:173 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:175 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:175 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:176 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:176 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:178 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:179 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:180 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:181 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:183 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:183 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:185 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:185 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:187 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:187 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:189 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:189 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:195 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:195 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:197 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:197 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:198 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:198 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:201 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:202 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:206 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:206 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:210 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:210 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:211 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:211 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:213 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:213 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:215 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:215 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:217 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:219 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:219 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:222 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:222 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:223 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:223 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:225 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:225 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:226 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:226 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:227 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:227 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:228 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:228 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:230 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:231 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:231 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:233 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:233 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:234 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:234 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:236 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:236 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:238 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:238 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:239 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:239 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:241 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:242 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:244 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:244 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:245 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:245 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:247 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:247 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:248 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:250 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:250 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:252 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:252 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:253 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:253 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:255 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:255 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:256 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:256 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:258 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:259 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:260 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:262 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:262 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:264 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:264 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:266 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:266 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:268 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:268 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:270 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:270 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:271 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:273 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:273 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:276 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:276 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:278 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:278 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:279 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:279 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:281 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:281 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:283 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:283 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:285 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:285 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:287 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:287 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:290 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:290 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:291 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:294 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:295 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:297 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:297 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:299 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:299 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:300 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:300 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:302 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:302 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:304 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:304 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:306 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:306 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:308 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:309 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:309 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:311 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:311 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:313 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:313 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:315 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:315 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:318 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:318 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:319 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:319 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:321 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:321 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:322 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:322 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:324 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:324 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:325 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:325 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:327 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:328 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:329 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:330 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:330 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:334 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:334 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:335 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:335 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:337 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:337 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:339 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:339 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:341 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:341 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:343 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:343 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:344 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:344 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:345 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:345 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:347 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:348 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:348 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:350 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:350 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:351 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:351 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:353 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:353 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:354 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:354 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:356 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:356 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:357 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:357 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:362 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:363 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:364 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:364 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:365 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:365 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:366 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:367 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:367 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:368 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:368 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:369 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:369 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:371 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:371 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:372 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:373 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:374 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:375 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:380 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:380 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:381 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:381 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:383 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:383 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:384 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:385 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:387 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:387 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:389 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:389 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:391 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:391 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:393 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:394 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:394 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:396 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:396 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:398 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:398 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:400 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:400 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:402 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:402 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:403 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:403 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:405 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:405 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:407 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:407 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:408 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:410 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:410 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:412 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:412 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:413 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:413 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:415 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:415 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:417 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:417 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:418 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:418 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:420 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:420 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:422 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:422 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:423 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:423 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:425 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:425 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:427 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:427 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:429 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:429 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:430 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:430 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:432 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:432 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:433 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:433 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:434 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:434 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:435 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:435 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:436 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:436 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:437 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:437 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:438 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:439 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:442 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:442 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:443 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:444 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:445 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:445 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:451 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:451 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:455 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:457 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:457 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:459 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:460 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:462 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:462 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:464 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:464 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:465 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:465 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:471 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:471 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:473 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:473 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:475 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:475 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:477 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:477 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:478 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:479 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:480 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:480 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:482 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:482 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:483 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:483 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:485 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:485 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:488 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:488 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:489 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:491 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:491 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:492 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:493 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:494 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:494 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:495 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:495 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:496 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:496 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:497 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:497 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:499 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:499 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:500 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:500 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:501 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:501 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:502 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:502 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:504 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:504 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:506 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:506 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:508 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:509 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:509 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:510 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:510 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:512 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:513 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:513 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:514 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:514 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:515 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:515 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:522 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:522 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:523 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:523 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:524 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:524 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:525 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:525 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:526 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:526 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:527 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:527 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:528 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:528 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:529 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:529 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:530 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:530 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:531 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:531 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:532 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:532 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:541 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:541 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:542 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:542 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:542 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:543 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:543 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:543 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:544 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:544 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:545 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:545 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:546 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:546 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:547 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:547 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:548 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:548 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:549 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:549 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:550 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:550 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:551 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:551 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:552 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:552 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:553 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:553 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:554 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:554 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:555 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:555 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:556 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:556 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:557 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:557 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:558 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:558 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:559 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:559 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:560 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:560 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:561 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:561 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:562 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:562 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:563 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:563 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:563 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:564 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:564 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:564 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:565 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:565 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:566 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:566 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:567 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:568 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:569 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:568 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:569 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:570 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:570 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:570 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:571 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:571 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:572 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:572 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:573 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:573 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:574 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:574 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:575 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:575 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:577 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:577 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:578 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:578 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:579 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:579 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:580 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:580 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:582 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:582 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:583 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:583 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:584 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:584 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:586 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:586 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:588 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:588 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:589 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:589 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:591 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:591 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:592 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:592 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:593 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:593 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:594 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:594 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:595 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:595 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:596 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:597 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:597 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:598 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:598 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:599 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:600 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:600 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:601 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:602 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:603 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:603 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:604 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:604 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:605 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:606 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:607 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:608 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:608 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:609 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:610 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:611 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:611 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:612 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:612 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:614 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:614 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:615 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:615 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:616 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:616 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:618 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:618 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:620 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:621 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:622 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:622 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:623 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:623 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:624 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:624 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:625 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:625 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:626 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:626 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:628 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:628 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:629 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:629 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:630 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:630 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:631 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:631 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:633 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:634 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:636 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:638 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:639 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:636 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:640 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:641 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:642 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:643 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:644 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:645 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:645 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:646 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:646 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:647 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:647 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:648 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:648 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:650 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:650 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:651 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:651 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:652 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:652 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:653 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:654 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:655 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:655 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:656 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:656 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:657 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:657 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:658 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:658 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:659 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:659 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:662 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:664 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:665 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:665 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:665 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:666 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:667 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:667 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:668 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:668 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:669 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:669 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:670 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:670 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:671 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:671 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:672 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:673 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:673 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:674 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:675 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:676 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:676 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:677 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:677 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:678 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:678 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:679 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:679 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:680 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:680 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:681 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:681 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:682 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:682 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:683 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:683 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:684 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:684 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:685 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:685 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:686 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:686 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:687 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:687 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:688 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:689 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:690 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:690 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:691 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:691 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:692 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:692 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:693 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:693 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:694 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:694 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:695 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:695 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:696 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:696 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:697 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:697 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:698 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:698 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:699 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:699 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:701 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:701 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:703 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:703 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:705 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:706 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:707 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:708 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:709 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:709 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:710 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:710 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:713 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:713 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:718 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:718 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:720 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:720 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:728 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:728 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:729 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:729 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:730 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:730 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:731 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:732 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:733 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:733 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:734 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:734 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:735 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:735 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:736 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:736 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:737 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:737 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:738 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:738 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:739 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:739 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:740 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:740 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:741 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:741 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:742 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:743 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:744 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:744 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:745 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:745 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:746 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:746 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:747 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:747 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:748 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:748 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:749 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:749 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:751 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:751 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:752 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:752 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:753 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:753 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:754 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:754 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:755 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:755 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:756 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:756 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:757 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:757 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:758 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:758 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:759 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:759 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:760 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:760 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:761 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:761 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:762 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:762 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:763 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:763 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:764 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:764 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:765 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:766 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:766 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:767 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:768 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:768 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:769 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:769 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:770 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:770 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:771 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:771 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:772 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:772 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:773 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:773 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:774 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:774 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:775 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:775 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:776 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:776 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:778 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:778 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:779 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:779 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:785 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:786 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:787 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:787 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:788 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:788 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:789 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:789 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:790 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:790 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:791 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:791 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:792 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:792 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:793 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:793 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:794 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:794 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:795 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:795 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:796 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:796 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:797 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:797 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:798 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:798 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:799 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:799 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:800 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:800 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:801 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:801 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:802 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:802 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:803 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:803 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:804 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:804 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:805 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:805 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:807 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:807 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:808 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:808 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:809 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:809 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:810 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:810 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:811 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:811 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:812 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:812 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:813 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:813 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:814 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:814 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:816 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:816 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:817 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:817 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:818 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:818 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:819 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:819 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:820 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:820 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:821 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:821 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:822 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:822 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:823 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:823 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:824 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:824 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:825 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:826 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:827 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:827 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:827 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:828 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:829 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:829 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:830 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:830 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:831 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:831 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:832 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:832 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:833 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:833 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:834 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:834 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:835 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:835 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:836 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:836 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:837 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:837 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:840 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:840 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:841 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:841 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:842 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:842 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:843 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:843 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:844 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:844 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:845 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:845 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:846 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:847 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:847 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:847 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:849 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:849 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:850 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:850 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:851 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:851 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:852 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:852 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:853 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:853 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:854 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:854 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:855 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:855 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:856 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:856 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:857 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:857 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:858 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:858 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:859 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:859 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:860 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:860 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:861 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:861 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:862 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:862 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:863 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:863 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:867 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:867 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:868 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:868 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:869 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:869 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:870 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:870 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:871 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:871 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:872 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:872 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:874 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:874 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:875 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:875 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:876 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:876 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:877 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:877 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:878 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:878 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:879 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:879 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:880 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:880 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:881 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:881 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:882 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:882 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:883 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:883 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:884 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:884 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:885 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:885 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:887 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:887 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:888 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:888 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:889 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:889 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:890 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:890 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:891 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:891 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:892 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:892 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:893 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:893 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:894 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:894 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:895 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:895 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:896 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:896 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:897 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:897 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:898 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:898 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:899 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:899 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:901 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:901 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:902 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:902 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:903 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:903 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:904 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:904 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:905 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:905 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:906 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:906 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:907 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:907 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:908 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:908 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:911 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:911 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:912 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:912 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:913 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:913 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:914 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:914 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:916 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:916 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:917 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:917 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:918 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:918 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:919 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:919 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:920 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:920 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:921 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:921 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:922 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:922 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:923 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:923 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:924 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:924 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:925 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:925 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:926 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:926 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:927 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:927 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:928 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:928 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:929 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:929 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:930 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:930 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:931 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:931 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:932 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:932 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:933 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:933 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:934 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:934 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:935 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:935 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:936 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:936 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:937 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:937 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:938 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:938 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:940 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:940 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:941 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:941 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:942 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:942 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:943 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:943 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:944 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:944 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:945 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:945 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:946 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:946 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:947 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:947 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:948 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:948 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:950 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:950 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:951 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:951 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:952 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:952 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:953 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:953 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:954 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:954 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:955 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:955 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:957 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:957 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:962 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:962 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:963 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:963 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:964 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:964 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:965 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:965 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:966 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:966 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:967 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:967 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:968 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:968 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:969 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:969 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:970 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:970 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:971 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:971 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:972 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:972 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:973 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:973 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:974 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:974 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:975 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:975 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:976 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:976 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:977 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:977 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:978 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:978 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:979 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:979 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:980 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:980 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:981 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:981 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:982 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:982 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:983 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:983 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:984 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:984 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:985 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:985 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:986 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:987 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:988 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:988 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:989 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:989 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:990 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:990 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:991 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:991 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:992 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:992 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:993 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:993 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:994 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:994 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:995 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:995 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:996 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:997 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:998 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:17:998 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:000 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:000 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:001 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:001 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:002 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:002 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:003 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:003 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:004 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:004 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:005 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:006 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:006 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:008 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:008 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:009 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:009 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:011 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:011 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:012 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:012 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:014 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:015 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:015 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:016 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:017 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:017 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:018 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:018 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:019 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:019 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:020 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:020 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:021 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:021 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:021 DEBUG 2248 --- [           main] o.o.u.i.i.intentModule.DecisionModule   [37] : definition create process start to define intent:CLL Assurance Intent
2026-03-21 12:19:18:022 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:023 DEBUG 2248 --- [           main] i.c.CLLAssuranceIntentManagementFunction[82] : cllAssurance Intent CREATE begin time:2026-03-21T12:19:18.023047190
2026-03-21 12:19:18:023 DEBUG 2248 --- [           main] i.c.CLLAssuranceIntentManagementFunction[83] : main
2026-03-21 12:19:18:023 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:024 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:024 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:025 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:025 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:026 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:026 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:027 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:027 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[184] : Try to get record of intent CREATE event from DB.
2026-03-21 12:19:18:027 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==>  Preparing: select id id, intent_id intentId, intent_name intentName, intent_status intentStatus, operate_type operateType from intent_event_record where intent_id = ? and operate_type=?;
2026-03-21 12:19:18:028 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : ==> Parameters: 8f60036287e8473a98312527fb0f130c(String), CREATE(String)
2026-03-21 12:19:18:028 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:028 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.mapper.IntentMapper.insertIntent[137] : ==>  Preparing: insert into Intent(intent_id, intent_name,intent_generateType) values(?, ?,?)
2026-03-21 12:19:18:028 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.mapper.IntentMapper.insertIntent[137] : ==> Parameters: 8f60036287e8473a98312527fb0f130c(String), CLL Assurance Intent(String), SYSTEMGENARATE(String)
2026-03-21 12:19:18:028 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:028 DEBUG 2248 --- [           main] o.u.i.m.I.getIntentEventRecordByIntentId[137] : <==      Total: 0
2026-03-21 12:19:18:029 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.mapper.IntentMapper.insertIntent[137] : <==    Updates: 1
2026-03-21 12:19:18:029 DEBUG 2248 --- [           main] .i.c.CLLBusinessIntentManagementFunction[191] : Index 1: None Intent Event Record been got. Will try again.
2026-03-21 12:19:18:029 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:18:029 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String)
2026-03-21 12:19:18:029 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:029 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 0
2026-03-21 12:19:18:029 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:035  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[84] : get expectationObject is empty,expectationId is 1dd18a78569e4eb1aa2ee97f0a4ab4d9
2026-03-21 12:19:18:035 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:035 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:035 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:18:035 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String)
2026-03-21 12:19:18:035 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:18:036 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:036 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==>  Preparing: insert into object_instance(parent_id, object_instance) values (?, ?)
2026-03-21 12:19:18:036 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==> Parameters: 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String), cll-7000000225024710(String)
2026-03-21 12:19:18:036 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : <==    Updates: 1
2026-03-21 12:19:18:036 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : ==>  Preparing: insert into expectation_object(object_type, expectation_id) values (?, ?)
2026-03-21 12:19:18:036 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:037 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:037 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:038 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:038 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:037 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : ==> Parameters: CCVPN(String), 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String)
2026-03-21 12:19:18:039 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:18:039 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:18:039 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:039 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String)
2026-03-21 12:19:18:040 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:18:040  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[77] : Successfully created expectation object to database.
2026-03-21 12:19:18:039 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:040 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:040 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:18:041 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 70448a7064194427ac191eff6f0abf6f(String), condition of the cll service bandwidth assurance(String), EQUALTO(String), true(String), 0298bb32fe0a4cc99681a79271b21165(String)
2026-03-21 12:19:18:041 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:041 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:042 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:042 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:041 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:18:043  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:18:043 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : ==>  Preparing: insert into expectation_target(target_id, target_name, expectation_id) values (?, ?, ?)
2026-03-21 12:19:18:043 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:043 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:044 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:045 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:045 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:043 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : ==> Parameters: 0298bb32fe0a4cc99681a79271b21165(String), bandwidthAssurance(String), 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String)
2026-03-21 12:19:18:045 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : <==    Updates: 1
2026-03-21 12:19:18:046  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationTargetServiceImpl[93] : Successfully created expectation target list to database.
2026-03-21 12:19:18:046 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:18:046 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 88d47a467e344c77926c8ba0f973c02a(String)
2026-03-21 12:19:18:046 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:046 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 0
2026-03-21 12:19:18:046  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[84] : get expectationObject is empty,expectationId is 88d47a467e344c77926c8ba0f973c02a
2026-03-21 12:19:18:046 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:18:046 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 88d47a467e344c77926c8ba0f973c02a(String)
2026-03-21 12:19:18:046 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:047 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:047 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 0
2026-03-21 12:19:18:047 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==>  Preparing: insert into object_instance(parent_id, object_instance) values (?, ?)
2026-03-21 12:19:18:048 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : ==> Parameters: 88d47a467e344c77926c8ba0f973c02a(String), cll-7000000225024710(String)
2026-03-21 12:19:18:048 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:048 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.insertObjectInstanceList    [137] : <==    Updates: 1
2026-03-21 12:19:18:048 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : ==>  Preparing: insert into expectation_object(object_type, expectation_id) values (?, ?)
2026-03-21 12:19:18:048 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : ==> Parameters: CCVPN(String), 88d47a467e344c77926c8ba0f973c02a(String)
2026-03-21 12:19:18:048 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationObject     [137] : <==    Updates: 1
2026-03-21 12:19:18:048 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:049 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:18:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:049 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 88d47a467e344c77926c8ba0f973c02a(String)
2026-03-21 12:19:18:049 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:18:049  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[77] : Successfully created expectation object to database.
2026-03-21 12:19:18:049 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:18:049 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:050 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 6258feec67c54d97884633d3970215ba(String), condition of the cll service bandwidth assurance(String), EQUALTO(String), 10(String), b8e7e21e422c46cab18cbb0890dfa18a(String)
2026-03-21 12:19:18:050 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:18:050  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:18:050 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:050 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:051 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:052 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:052 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:057 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : ==>  Preparing: insert into expectation_target(target_id, target_name, expectation_id) values (?, ?, ?)
2026-03-21 12:19:18:058 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : ==> Parameters: b8e7e21e422c46cab18cbb0890dfa18a(String), bandwidthAssurance(String), 88d47a467e344c77926c8ba0f973c02a(String)
2026-03-21 12:19:18:058 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertExpectationTargetList [137] : <==    Updates: 1
2026-03-21 12:19:18:058  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationTargetServiceImpl[93] : Successfully created expectation target list to database.
2026-03-21 12:19:18:059 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertIntentExpectationList [137] : ==>  Preparing: insert into expectation(expectation_id, expectation_name, expectation_type, intent_id) values (?, ?, ?, ?) , (?, ?, ?, ?)
2026-03-21 12:19:18:059 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:059 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:060 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:060 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:062 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertIntentExpectationList [137] : ==> Parameters: 1dd18a78569e4eb1aa2ee97f0a4ab4d9(String), CLL Assurance Expectation(String), ASSURANCE(String), 8f60036287e8473a98312527fb0f130c(String), 88d47a467e344c77926c8ba0f973c02a(String), CLL Report Expectation(String), REPORT(String), 8f60036287e8473a98312527fb0f130c(String)
2026-03-21 12:19:18:062 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.insertIntentExpectationList [137] : <==    Updates: 2
2026-03-21 12:19:18:062  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ExpectationServiceImpl   [82] : Successfully created expectation list to database.
2026-03-21 12:19:18:062 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:062 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:063 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:18:063 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: e216793d118741678dd2b00cc5601c8b(String), owner class name(String), EQUALTO(String), org.onap.usecaseui.intentanalysis.cllBusinessIntentMgt.CLLBusinessIntentManagementFunction(String), 487da8b37aa4492c98c86607640efc81(String)
2026-03-21 12:19:18:063 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:18:063  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:18:063 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:063 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:18:063 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:064 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: f85ccfc168624f17b07e6b3575521674(String), handler class name(String), EQUALTO(String), org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.CLLAssuranceIntentManagementFunction(String), 169fe0539a67471884f429e55471ca9b(String)
2026-03-21 12:19:18:064 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:18:064  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:18:064 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:064 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:064 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==>  Preparing: insert into condition(condition_id, condition_name, operator_type, condition_value, parent_id) values (?, ?, ?, ?, ?)
2026-03-21 12:19:18:065 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : ==> Parameters: 2e2dc9a579eb41f7943758ddaf3169d2(String), CLLBusiness intentid(String), EQUALTO(String), e9e4c036b9a74f01bea1a9568da2d412(String), cd8d5ddf1bb0401098fe3bfb21ffdfea(String)
2026-03-21 12:19:18:065 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertConditionList         [137] : <==    Updates: 1
2026-03-21 12:19:18:065 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:065  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.impl.ConditionServiceImpl     [51] : Successfully created condition list to database.
2026-03-21 12:19:18:065 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:066 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:067 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertContextList           [137] : ==>  Preparing: insert into context(context_id, context_name, parent_id) values (?, ?, ?) , (?, ?, ?) , (?, ?, ?)
2026-03-21 12:19:18:067 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertContextList           [137] : ==> Parameters: 487da8b37aa4492c98c86607640efc81(String), owner info(String), 8f60036287e8473a98312527fb0f130c(String), 169fe0539a67471884f429e55471ca9b(String), handler info(String), 8f60036287e8473a98312527fb0f130c(String), cd8d5ddf1bb0401098fe3bfb21ffdfea(String), parentIntent info(String), 8f60036287e8473a98312527fb0f130c(String)
2026-03-21 12:19:18:067 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:067 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:068 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:068 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:069 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:080 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.insertContextList           [137] : <==    Updates: 3
2026-03-21 12:19:18:081  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [63] : Successfully created context list to database.
2026-03-21 12:19:18:081 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentInstance        [137] : ==>  Preparing: insert into intent_instance(intent_instance_id,intent_id) values (?,?);
2026-03-21 12:19:18:081 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentInstance        [137] : ==> Parameters: 505fcaa0997a48208197d95ebb250db3(String), 8f60036287e8473a98312527fb0f130c(String)
2026-03-21 12:19:18:081 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentInstance        [137] : <==    Updates: 1
2026-03-21 12:19:18:081  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.IntentServiceImpl  [89] : Successfully created intent to database.
2026-03-21 12:19:18:081 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:082 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:082 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:083 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.IntentMapper.getIntentByName  [137] : ==>  Preparing: select intent_id intentId, intent_name intentName, intent_generateType intentGenerateType from intent where intent_name like ?
2026-03-21 12:19:18:082 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:083 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.IntentMapper.getIntentByName  [137] : ==> Parameters: CLL Delivery Intent(String)
2026-03-21 12:19:18:083 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:083 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:084 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.IntentMapper.getIntentByName  [137] : <==      Total: 1
2026-03-21 12:19:18:084 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectIntentExpectationList [137] : ==>  Preparing: select expectation_id expectationId, expectation_name expectationName, expectation_type expectationType from expectation where intent_id = ?
2026-03-21 12:19:18:085 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectIntentExpectationList [137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:18:085 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:085 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectIntentExpectationList [137] : <==      Total: 2
2026-03-21 12:19:18:085 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:18:086 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:086 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:18:086 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:18:087 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:087 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:087 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:18:087 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:087 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:088 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 8f853483-4e9e-45ed-9c79-439a219b423b(String)
2026-03-21 12:19:18:088 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:088 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:088  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:18:088  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 8f853483-4e9e-45ed-9c79-439a219b423b
2026-03-21 12:19:18:088 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:18:088 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:089 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:089 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 1
2026-03-21 12:19:18:089 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : ==>  Preparing: select target_id targetId, target_name targetName from expectation_target where expectation_id = ?
2026-03-21 12:19:18:089 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:089 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:090 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : <==      Total: 3
2026-03-21 12:19:18:090 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:090 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:090 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:091 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:18:091 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:091 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:091 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:092 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:18:092 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:092 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:092 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:092  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = abc24617112f4a289d2f3aea5a2af638
2026-03-21 12:19:18:093 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:094 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:095 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:093 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:093 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:096 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: abc24617112f4a289d2f3aea5a2af638(String)
2026-03-21 12:19:18:096 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:096 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:096  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = abc24617112f4a289d2f3aea5a2af638
2026-03-21 12:19:18:096 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:097 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:096 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:097 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:18:098 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:098 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:098 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:099 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:099 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:100 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:100 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:100 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:100 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:101 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:100 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:18:102 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:102 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:102  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 87253d15cae848759ed4efc6f6f1c15b
2026-03-21 12:19:18:102 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:102 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 87253d15cae848759ed4efc6f6f1c15b(String)
2026-03-21 12:19:18:102 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:103 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:103 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:103 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:103 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:104  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 87253d15cae848759ed4efc6f6f1c15b
2026-03-21 12:19:18:104 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:104 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:18:105 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:105 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:105 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:105 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:105 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:18:105 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:106  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = ebb6dcf0360b4c85a41e89a57bf38e05
2026-03-21 12:19:18:106 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:106 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:106 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:106 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: ebb6dcf0360b4c85a41e89a57bf38e05(String)
2026-03-21 12:19:18:106 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:106  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = ebb6dcf0360b4c85a41e89a57bf38e05
2026-03-21 12:19:18:107 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:107 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:107 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:108 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:107 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:108 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:108 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:109  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 44392928e040404096508d113f6f515d
2026-03-21 12:19:18:109 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:109 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:109 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 44392928e040404096508d113f6f515d(String)
2026-03-21 12:19:18:109 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:109 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 1
2026-03-21 12:19:18:110 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==>  Preparing: select object_type objectType from expectation_object where expectation_id = ?
2026-03-21 12:19:18:110 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:110 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:110 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObject     [137] : <==      Total: 1
2026-03-21 12:19:18:110 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:110 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==>  Preparing: select object_id from expectation_object where expectation_id = ?
2026-03-21 12:19:18:111 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:111 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationObjectId   [137] : <==      Total: 1
2026-03-21 12:19:18:111 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:111 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:111 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:112 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:111 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 5f3ade43-1484-4f6a-8e65-ca783c0c49e6(String)
2026-03-21 12:19:18:112 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:113 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:113  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:18:113  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.ExpectationObjectServiceImpl[92] : Expectation object is null, expectationObjectId = 5f3ade43-1484-4f6a-8e65-ca783c0c49e6
2026-03-21 12:19:18:113 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==>  Preparing: select object_instance from object_instance where parent_id = ?
2026-03-21 12:19:18:113 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:114 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:114 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:113 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:115 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.O.getObjectInstances          [137] : <==      Total: 1
2026-03-21 12:19:18:115 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:115 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : ==>  Preparing: select target_id targetId, target_name targetName from expectation_target where expectation_id = ?
2026-03-21 12:19:18:115 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:116 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.E.selectExpectationTargetList [137] : <==      Total: 1
2026-03-21 12:19:18:115 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:116 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:116 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:116 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: 60f86d06604e4f88aed4dc1fa9dfa3d1(String)
2026-03-21 12:19:18:117 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:117 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:117 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 60f86d06604e4f88aed4dc1fa9dfa3d1(String)
2026-03-21 12:19:18:117 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:117 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:117 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:118 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:119 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:119  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 60f86d06604e4f88aed4dc1fa9dfa3d1
2026-03-21 12:19:18:119 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:119 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:120 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 60f86d06604e4f88aed4dc1fa9dfa3d1(String)
2026-03-21 12:19:18:120 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:120 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:120  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 60f86d06604e4f88aed4dc1fa9dfa3d1
2026-03-21 12:19:18:120 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:120 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:121 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:121 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:122 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:122 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 0
2026-03-21 12:19:18:122  INFO 2248 --- [hread_Excutor-2] o.o.u.i.service.impl.ContextServiceImpl [152] : Context list is null, parentId = 37b60a866fd243979f4f2c9d04829593
2026-03-21 12:19:18:123 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:123 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:123 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:124 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:124 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:125 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:123 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 37b60a866fd243979f4f2c9d04829593(String)
2026-03-21 12:19:18:125 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:125  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 37b60a866fd243979f4f2c9d04829593
2026-03-21 12:19:18:125 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==>  Preparing: select context_id contextId, context_name contextName from context where parent_id = ?
2026-03-21 12:19:18:125 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:18:125 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:125 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:126 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectContextList           [137] : <==      Total: 3
2026-03-21 12:19:18:126 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:126 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:127 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:127 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: 4d4b409672534b68bd9cd4268a0288b5(String)
2026-03-21 12:19:18:128 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:128 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:128 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:128 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:128 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: dd2e58828467465fb05dca6de27a75dd(String)
2026-03-21 12:19:18:129 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:129 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:129 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:129 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==>  Preparing: select condition_id conditionId, condition_name conditionName, operator_type "operator", condition_value conditionValue from condition where parent_id = ?
2026-03-21 12:19:18:129 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : ==> Parameters: 0090b182a55c4769b5132df550ce1c26(String)
2026-03-21 12:19:18:130 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.C.selectConditionList         [137] : <==      Total: 1
2026-03-21 12:19:18:130 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:130 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:130 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==>  Preparing: select fulfillment_info_id fulfillmentId, fulfillment_info_status fulfillmentStatus, not_fulfilled_state notFulfilledState, not_fulfilled_reason notFulfilledReason, achieve_value achieveValue from fulfillment_info where fulfillment_info_id = ?
2026-03-21 12:19:18:130 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : ==> Parameters: 74f16ded710b4689ad9773bb70505e41(String)
2026-03-21 12:19:18:130 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.F.selectFulfillmentInfo       [137] : <==      Total: 0
2026-03-21 12:19:18:130  INFO 2248 --- [hread_Excutor-2] o.o.u.i.s.i.FulfillmentInfoServiceImpl  [84] : FulfillmentInfo is null, parentId = 74f16ded710b4689ad9773bb70505e41
2026-03-21 12:19:18:131 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:131 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:135 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:132 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:131  INFO 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [113] : Start to update the intent configuration policy, cllId: cll-7000000225024710, originalBW： 1000, closedLooopStatus：true
2026-03-21 12:19:18:138 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:138 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:139 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:139 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:139 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:140 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:141 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:141 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:142 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:142 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:142 ERROR 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [223] : Exception in undeploy and remove policy
java.net.UnknownHostException: msb-iag.onap
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at okhttp3.Dns$Companion$DnsSystem.lookup(Dns.kt:49)
	at okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(RouteSelector.kt:164)
	at okhttp3.internal.connection.RouteSelector.nextProxy(RouteSelector.kt:129)
	at okhttp3.internal.connection.RouteSelector.next(RouteSelector.kt:71)
	at okhttp3.internal.connection.ExchangeFinder.findConnection(ExchangeFinder.kt:205)
	at okhttp3.internal.connection.ExchangeFinder.findHealthyConnection(ExchangeFinder.kt:106)
	at okhttp3.internal.connection.ExchangeFinder.find(ExchangeFinder.kt:74)
	at okhttp3.internal.connection.RealCall.initExchange$okhttp(RealCall.kt:255)
	at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:32)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201)
	at okhttp3.internal.connection.RealCall.execute(RealCall.kt:154)
	at retrofit2.OkHttpCall.execute(OkHttpCall.java:188)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.undeployAndRemovePolicyIfExist(PolicyServiceImpl.java:204)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.updateIntentConfigPolicy(PolicyServiceImpl.java:117)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.lambda$directOperation$0(CLLAssuranceActuationModule.java:55)
	at java.base/java.util.Collections$SingletonList.forEach(Collections.java:4966)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.directOperation(CLLAssuranceActuationModule.java:51)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.fulfillIntent(CLLAssuranceActuationModule.java:66)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-21 12:19:18:143  WARN 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [121] : Undeploy and remove the intent configuration policy failed.
2026-03-21 12:19:18:143 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:143 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:152  INFO 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [144] : Create policy type, request body: {
  "tosca_definitions_version": "tosca_simple_yaml_1_1_0",
  "policy_types": {
    "onap.policies.monitoring.docker.slicems.app": {
      "version": "1.0.0",
      "description": "son handler policy type",
      "derived_from": "onap.policies.Monitoring:1.0.0",
	    "description": "Runtime Configuration of Slice MS",
      "properties": {
        "cllId": {
          "type": "string",
          "required": true,
          "description": "cll id"
        },
		 "closedLoopStatus": {
          "type": "string",
          "required": true,
          "description": "whether provide closed loop assurance for one cll"
        },
        "originalBw": {
          "type": "string",
          "required": true,
          "description": "original bw of one cll"
        }
      }
    }
  }
}
2026-03-21 12:19:18:153 ERROR 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [188] : Exception in create and deploy intent config policy.
java.net.UnknownHostException: msb-iag.onap
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1519)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1377)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305)
	at okhttp3.Dns$Companion$DnsSystem.lookup(Dns.kt:49)
	at okhttp3.internal.connection.RouteSelector.resetNextInetSocketAddress(RouteSelector.kt:164)
	at okhttp3.internal.connection.RouteSelector.nextProxy(RouteSelector.kt:129)
	at okhttp3.internal.connection.RouteSelector.next(RouteSelector.kt:71)
	at okhttp3.internal.connection.ExchangeFinder.findConnection(ExchangeFinder.kt:205)
	at okhttp3.internal.connection.ExchangeFinder.findHealthyConnection(ExchangeFinder.kt:106)
	at okhttp3.internal.connection.ExchangeFinder.find(ExchangeFinder.kt:74)
	at okhttp3.internal.connection.RealCall.initExchange$okhttp(RealCall.kt:255)
	at okhttp3.internal.connection.ConnectInterceptor.intercept(ConnectInterceptor.kt:32)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.cache.CacheInterceptor.intercept(CacheInterceptor.kt:95)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.BridgeInterceptor.intercept(BridgeInterceptor.kt:83)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.http.RetryAndFollowUpInterceptor.intercept(RetryAndFollowUpInterceptor.kt:76)
	at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.kt:109)
	at okhttp3.internal.connection.RealCall.getResponseWithInterceptorChain$okhttp(RealCall.kt:201)
	at okhttp3.internal.connection.RealCall.execute(RealCall.kt:154)
	at retrofit2.OkHttpCall.execute(OkHttpCall.java:188)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.createAndDeployIntentConfigPolicy(PolicyServiceImpl.java:147)
	at org.onap.usecaseui.intentanalysis.adapters.policy.impl.PolicyServiceImpl.updateIntentConfigPolicy(PolicyServiceImpl.java:123)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.lambda$directOperation$0(CLLAssuranceActuationModule.java:55)
	at java.base/java.util.Collections$SingletonList.forEach(Collections.java:4966)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.directOperation(CLLAssuranceActuationModule.java:51)
	at org.onap.usecaseui.intentanalysis.cllassuranceIntentmgt.cllassurancemodule.CLLAssuranceActuationModule.fulfillIntent(CLLAssuranceActuationModule.java:66)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:56)
	at org.onap.usecaseui.intentanalysis.Thread.CreateCallable.call(CreateCallable.java:29)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
2026-03-21 12:19:18:153 ERROR 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [125] : Create and deploy the intent configuration policy failed.
2026-03-21 12:19:18:153  INFO 2248 --- [hread_Excutor-2] o.o.u.i.a.policy.impl.PolicyServiceImpl [127] : update intent configuration finished, result: false
2026-03-21 12:19:18:153 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:154 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentRecord          [137] : ==>  Preparing: insert into intent_event_record(intent_id, intent_name, intent_status, operate_type, parent_id) values(?, ?, ?, ?, ?)
2026-03-21 12:19:18:154 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:154 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentRecord          [137] : ==> Parameters: 8f60036287e8473a98312527fb0f130c(String), CLL Assurance Intent(String), success(String), CREATE(String), e9e4c036b9a74f01bea1a9568da2d412(String)
2026-03-21 12:19:18:154 DEBUG 2248 --- [hread_Excutor-2] o.o.u.i.m.I.insertIntentRecord          [137] : <==    Updates: 1
2026-03-21 12:19:18:155  INFO 2248 --- [hread_Excutor-2] o.o.u.i.Thread.CreateCallable           [63] : CLL Assurance Intent Intent operate finished
2026-03-21 12:19:18:155 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:155 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:156 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:156 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:157 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:157 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:158 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:158 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:159 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:159 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:160 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:160 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:161 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:161 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:162 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:162 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:163 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:163 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:164 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:164 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:165 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:165 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:166 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:166 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:167 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:167 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:168 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:168 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:169 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:169 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:170 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:170 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:171 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:171 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:172 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:172 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:173 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:173 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:174 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:174 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:175 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:175 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:176 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:176 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:177 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:177 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:178 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:178 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:179 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:179 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:180 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:180 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:181 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:181 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:182 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:182 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:183 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:183 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:184 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:184 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:185 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:185 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:186 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:186 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:187 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:187 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:188 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:188 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:189 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:189 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:190 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:190 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:191 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:191 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:192 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:192 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:193 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:193 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:194 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:194 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:195 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:195 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:196 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:197 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:197 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:197 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:199 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:199 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:200 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:200 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:201 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:201 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:202 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:202 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:203 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:203 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:204 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:204 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:205 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:205 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:206 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:206 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:207 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:207 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:208 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:208 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:209 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:209 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:210 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:210 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:211 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:211 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:212 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:212 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:213 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:213 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:214 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:214 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:215 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:215 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:216 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:216 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:217 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:217 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:218 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:218 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:220 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:220 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:221 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:221 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:222 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:222 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:223 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:223 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:224 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:224 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:225 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:225 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:226 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:226 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:227 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:227 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:228 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:228 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:229 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:229 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:230 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:230 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:231 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:231 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:232 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:233 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:234 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:235 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:235 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:236 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:236 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:237 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:237 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:238 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:238 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:240 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:240 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:242 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:241 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:243 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:243 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:244 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:244 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:245 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:245 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:246 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:246 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:247 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:247 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:248 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:248 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:249 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:249 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:250 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:250 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:251 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:251 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:252 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:252 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:253 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:253 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:254 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:254 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:255 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:255 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:256 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:256 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:257 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:257 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:258 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:258 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:259 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:259 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:260 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:260 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:262 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:262 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:263 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:263 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:264 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:264 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:265 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:265 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:266 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:266 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:267 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:267 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:268 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:268 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:269 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:269 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:270 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:270 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:271 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:271 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:272 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:272 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:273 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:273 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:274 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:274 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:275 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:275 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:276 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:276 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:277 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:277 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:278 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:278 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:279 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:279 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:280 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:280 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:281 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:281 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:282 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:282 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:283 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:283 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:284 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:284 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:285 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:285 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:286 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:286 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:288 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:288 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:289 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:289 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:290 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:290 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:291 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:291 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:292 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:292 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:293 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:293 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:295 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:295 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:296 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:296 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:297 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:297 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:298 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:298 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:299 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:299 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:300 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:300 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:301 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:301 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:302 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:302 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:303 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:303 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:304 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:304 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:305 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:305 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:306 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:306 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:307 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:307 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:308 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:308 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:309 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:309 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:310 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:310 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:311 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:311 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:313 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:313 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:313 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:314 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:315 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:315 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:316 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:316 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:317 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:317 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:318 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:318 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:319 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:319 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:320 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:320 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:321 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:321 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:322 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:322 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:323 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:323 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:324 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:324 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:325 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:325 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:326 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:326 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:327 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:327 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:328 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:328 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:330 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:330 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:331 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:331 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:331 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:331 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:333 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:334 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:335 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:335 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:336 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:336 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:337 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:337 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:337 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:337 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:339 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:339 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:340 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:340 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:341 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:341 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:343 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:343 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:344 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:344 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:345 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:346 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:347 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:347 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:349 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:349 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:350 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:350 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:352 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:352 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:353 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:353 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:355 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:355 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:357 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:357 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:358 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:358 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:361 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:363 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:363 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:365 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:366 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:367 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:367 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:368 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:369 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:369 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:370 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:371 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:371 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:373 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:373 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:374 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:375 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:376 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:376 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:377 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:377 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:379 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:379 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:380 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:380 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:381 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:381 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:383 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:383 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:384 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:384 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$1.run(AbstractEpollChannel.java:425)
	at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:174)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:167)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:470)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:413)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:388 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:388 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:389 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:389 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:390 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:390 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:391 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:391 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:393 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:393 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:394 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:394 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:395 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:395 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:397 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:397 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:398 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:398 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:400 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:400 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:401 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:401 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:403 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:403 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:404 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:404 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:405 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:405 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:407 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:407 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:408 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:408 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:409 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:409 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:411 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:411 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:412 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:412 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:414 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:414 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:415 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:415 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:416 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:416 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:417 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:417 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:419 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:419 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:420 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:420 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:421 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:421 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:422 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:422 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:423 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:424 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:425 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:425 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:426 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:426 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:428 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:428 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:429 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:429 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:430 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:430 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:431 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:431 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:432 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:432 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:433 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:433 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:434 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:434 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:435 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:435 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:436 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:436 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:437 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:437 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:438 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:438 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:439 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:439 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:440 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:440 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:441 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:441 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:442 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:442 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:443 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:443 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:444 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:444 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:445 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:445 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:446 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:446 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:447 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:447 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:448 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:448 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:449 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:449 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:450 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:450 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:451 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:452 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:453 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:453 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:454 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:454 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:455 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:455 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:456 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:456 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:457 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:457 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:458 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:458 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:459 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:459 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:459 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:459 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:460 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:460 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:461 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:461 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:463 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:463 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:464 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:464 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:465 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:465 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:466 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:466 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:467 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:467 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:468 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:468 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:469 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:469 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:470 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:470 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:471 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:471 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:472 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:472 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:473 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:473 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:474 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:474 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:475 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:475 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:481 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:481 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:482 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:482 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:483 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:483 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:484 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:484 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:485 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:485 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:486 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:486 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:487 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:487 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:488 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:488 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:489 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:489 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:490 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:490 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:491 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:491 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:492 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:492 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:493 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:493 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:494 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:494 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:495 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:495 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:496 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:496 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:497 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:497 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:498 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:498 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:499 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:499 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:500 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:500 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:501 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:501 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:502 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:502 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:503 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:503 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:504 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:504 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:505 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:505 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:506 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:506 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:507 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:507 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:508 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:508 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:509 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:510 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:511 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:511 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:512 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:512 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:513 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:517 ERROR 2248 --- [pool-5-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
	... 1 common frames omitted
2026-03-21 12:19:18:517 ERROR 2248 --- [pool-4-thread-1] o.o.u.i.adapters.dmaap.MRTopicMonitor   [109] : fetchMessage encountered error: {}
reactor.core.Exceptions$ReactiveException: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at reactor.core.Exceptions.propagate(Exceptions.java:408)
	at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:101)
	at reactor.core.publisher.Mono.block(Mono.java:1712)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor$MRConsumerWrapper.fetch(MRTopicMonitor.java:223)
	at org.onap.usecaseui.intentanalysis.adapters.dmaap.MRTopicMonitor.run(MRTopicMonitor.java:103)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:103)
		... 6 common frames omitted
Caused by: java.net.UnknownHostException: Failed to resolve 'message-router' [A(1)] after 2 queries 
	at io.netty.resolver.dns.DnsResolveContext.finishResolve(DnsResolveContext.java:1097)
	at io.netty.resolver.dns.DnsResolveContext.tryToFinishResolve(DnsResolveContext.java:1044)
	at io.netty.resolver.dns.DnsResolveContext.query(DnsResolveContext.java:432)
	at io.netty.resolver.dns.DnsResolveContext.onResponse(DnsResolveContext.java:662)
	at io.netty.resolver.dns.DnsResolveContext.access$500(DnsResolveContext.java:66)
	at io.netty.resolver.dns.DnsResolveContext$2.operationComplete(DnsResolveContext.java:489)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:590)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:583)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:559)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:492)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:636)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:625)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:105)
	at io.netty.resolver.dns.DnsQueryContext.trySuccess(DnsQueryContext.java:317)
	at io.netty.resolver.dns.DnsQueryContext.finishSuccess(DnsQueryContext.java:309)
	at io.netty.resolver.dns.DnsNameResolver$DnsResponseHandler.channelRead(DnsNameResolver.java:1392)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
	at io.netty.channel.epoll.EpollDatagramChannel.processPacket(EpollDatagramChannel.java:662)
	at io.netty.channel.epoll.EpollDatagramChannel.recvmsg(EpollDatagramChannel.java:697)
	at io.netty.channel.epoll.EpollDatagramChannel.access$300(EpollDatagramChannel.java:56)
	at io.netty.channel.epoll.EpollDatagramChannel$EpollDatagramChannelUnsafe.epollInReady(EpollDatagramChannel.java:536)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:509)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:407)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.n
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